Assess and Rank Industries for Strategic Investment
Industry Attractiveness Calculator
Enter the name of the industry you are analyzing.
Current total value of the industry in billions of USD.
Projected annual increase in market size.
Typical net profit as a percentage of revenue.
Scale of 1 (low competition) to 10 (high competition). Higher score means lower attractiveness.
Scale of 1 (favorable) to 10 (unfavorable) regulations. Higher score means lower attractiveness.
Scale of 1 (low capital need) to 10 (high capital need). Higher score means lower attractiveness.
Scale of 1 (stable) to 10 (highly disruptive). Higher score means lower attractiveness.
Scale of 1 (abundant talent) to 10 (scarce talent). Higher score means lower attractiveness.
Your Weighted Industry Attractiveness Score
Overall Attractiveness Score:—
Score Components:—
Weighted Factors Sum:—
Industry Name:—
Formula: Weighted Attractiveness Score = (Market Size Value * Weight) + (Growth Rate Value * Weight) + (Profit Margin Value * Weight) – (Competitive Intensity Value * Weight) – (Regulatory Environment Value * Weight) – (Capital Intensity Value * Weight) – (Tech Disruption Value * Weight) – (Talent Availability Value * Weight). Scores are normalized and weighted for impact.
Industry Attractiveness Factors Comparison
Industry Attractiveness Factors & Scores
Factor
Input Value
Normalized Score
Weight
Weighted Score
Enter values and click Calculate to see results.
What is Weighted Industry Attractiveness?
The Weighted Industry Attractiveness score is a sophisticated analytical tool used by strategists, investors, and business leaders to quantitatively assess and rank the inherent appeal of different industries. It moves beyond subjective opinions by assigning numerical values to various critical factors that contribute to an industry's potential for success and profitability. By assigning weights to these factors based on their relative importance to a specific business or investment thesis, a comprehensive and personalized attractiveness score is derived. This score serves as a powerful compass, guiding strategic decisions related to market entry, resource allocation, portfolio diversification, and competitive positioning. Understanding the weighted industry attractiveness is crucial for any entity aiming to make informed, data-driven choices in dynamic economic landscapes.
This metric is invaluable for:
Corporate Strategists: To identify attractive markets for expansion or diversification.
Investment Firms: To prioritize industries for portfolio investments.
Entrepreneurs: To validate the potential of new business ventures.
Policy Makers: To understand which sectors might require support or face significant challenges.
A common misconception is that this score is a one-size-fits-all metric. In reality, the "weighted" aspect is key; the attractiveness of an industry is highly dependent on the specific strategic objectives, risk appetite, and core competencies of the entity performing the analysis. What might be highly attractive to a venture capital firm focused on high-growth tech might be less appealing to a mature industrial conglomerate focused on stable cash flows. Therefore, careful selection and weighting of factors are paramount for a meaningful weighted industry attractiveness assessment.
Calculating Weighted Industry Attractiveness
The core concept behind calculating weighted industry attractiveness involves evaluating several key dimensions of an industry and then combining these evaluations into a single, composite score. Each dimension is assigned a score (often on a standardized scale), and then these scores are multiplied by predetermined weights that reflect their relative importance. The sum of these weighted scores provides the final attractiveness index. This method allows for a nuanced view, acknowledging that some factors inherently contribute more to an industry's appeal than others.
Who Should Use It?
Anyone involved in strategic planning or investment decisions can benefit. This includes:
Executives and Board Members: For high-level strategic direction and market selection.
Business Development Managers: For identifying and evaluating new market opportunities.
Financial Analysts and Investors: For assessing the potential return and risk of investing in specific industries.
Market Researchers: To provide data-driven insights on industry potential.
Common Misconceptions
It's often assumed that the highest score automatically translates to the "best" industry. However, this overlooks an entity's specific capabilities and strategic goals. An industry might score high on attractiveness but require capital or expertise that the analyzing entity lacks. Conversely, a moderately attractive industry might be a perfect fit for a company's existing strengths, leading to superior success. The weights applied are subjective and must align with the specific strategic priorities of the decision-maker.
Weighted Industry Attractiveness Formula and Mathematical Explanation
The calculation of a Weighted Industry Attractiveness Score (WIAS) involves standardizing various industry metrics and then applying weights to reflect their importance. While specific methodologies can vary, a common approach is outlined below.
Step-by-Step Derivation:
Identify Key Factors: Select relevant factors that influence industry attractiveness. Common factors include Market Size, Growth Rate, Profitability (Profit Margin), Competitive Intensity, Regulatory Environment, Capital Intensity, Technological Disruption, and Talent Availability.
Gather Data: Collect current and projected data for each identified factor for the specific industry being analyzed.
Normalize Factor Scores: Convert raw data into a standardized score, typically on a scale of 1 to 10. This normalization is critical for comparability.
For positive factors (higher is better): Market Size, Growth Rate, Profit Margin. A common normalization might be: Score = 1 + 9 * ((Actual - Min) / (Max - Min)), where Min and Max represent the minimum and maximum observed values across a set of industries being compared, or established benchmarks. For simplicity in this calculator, we assume direct scoring where higher input values are generally more attractive for these.
For negative factors (lower is better): Competitive Intensity, Regulatory Environment, Capital Intensity, Technological Disruption, Talent Availability. The score needs to be inverted. For example, if a scale of 1-10 is used where 10 is worst, a score of 10 should translate to a low attractiveness contribution, and 1 to a high contribution. We can invert this by subtracting the score from a maximum (e.g., 11 – Score) to get a 1-10 score where higher is better.
Assign Weights: Determine the relative importance (weight) of each factor based on the strategic objectives of the analysis. The sum of all weights typically equals 1 (or 100%).
Calculate Weighted Scores: Multiply the normalized score of each factor by its assigned weight.
Sum Weighted Scores: Add up all the weighted scores to arrive at the final Weighted Industry Attractiveness Score.
Variable Explanations
Here are the variables used in our calculator and their meanings:
Variables Used in Weighted Industry Attractiveness Calculation
Variable
Meaning
Unit
Typical Range / Interpretation
Market Size
The total current revenue generated within the industry.
USD Billions
Higher values indicate a larger, potentially more attractive market.
Growth Rate
The projected annual percentage increase in market size.
%
Higher percentages signify a dynamic, growing industry with significant future potential.
Profit Margin
The average net profit earned as a percentage of revenue.
%
Higher margins suggest better profitability and efficiency within the industry.
Competitive Intensity
The degree of rivalry among existing firms in the industry.
The amount of capital required to operate and compete effectively in the industry.
Score (1-10)
Lower scores suggest lower barriers to entry and less financial risk; higher scores indicate significant capital needs, reducing attractiveness.
Technological Disruption
The potential for rapid technological change to alter the industry landscape.
Score (1-10)
Lower scores indicate industry stability; higher scores suggest high risk from obsolescence, reducing attractiveness.
Talent Availability
The ease of finding and retaining skilled labor required for the industry.
Score (1-10)
Lower scores indicate readily available talent; higher scores suggest talent shortages, increasing operational costs and reducing attractiveness.
Weight
The relative importance assigned to each factor in the overall assessment.
Decimal (e.g., 0.15)
Sum of all weights should equal 1.0.
Normalized Score
The factor's input value converted to a standard scale (e.g., 1-10).
Score (1-10)
Represents the factor's attractiveness after standardization.
Weighted Score
The Normalized Score multiplied by its assigned Weight.
Score (e.g., 0.5 to 10)
Represents the factor's contribution to the overall attractiveness.
Overall Attractiveness Score
The sum of all Weighted Scores.
Score (e.g., 1-10)
The final score indicating the industry's overall appeal.
In our calculator, we simplify the normalization for positive factors by directly using their values and for negative factors by using `11 – Score` (assuming input is 1-10) to ensure higher inputs generally mean higher attractiveness for positive factors and lower inputs mean higher attractiveness for negative factors. The weights are implicitly set to provide a balanced contribution, aiming for an overall score that represents relative attractiveness.
Practical Examples (Real-World Use Cases)
Let's illustrate the Weighted Industry Attractiveness Score with two distinct examples.
Example 1: Renewable Energy Sector
A venture capital firm is evaluating the Renewable Energy Sector for potential investment. They believe growth potential and environmental impact are critical.
Inputs:
Industry Name: Renewable Energy
Market Size: 1500 Billion USD
Growth Rate: 20%
Profit Margin: 8%
Competitive Intensity: 6 (Moderate to High)
Regulatory Environment: 3 (Favorable, with incentives)
Capital Intensity: 8 (High initial investment)
Technological Disruption: 7 (Rapid advancements, but also risks)
Talent Availability: 5 (Growing but sometimes scarce)
Calculation & Interpretation:
After inputting these values into the calculator and applying the weights (our calculator uses internal default weights for demonstration), the Renewable Energy sector might receive a high score (e.g., 7.8 out of 10). This indicates strong attractiveness driven by its high growth rate and favorable regulatory environment, despite significant capital intensity and competitive pressures. This score would likely position it favorably for investment consideration.
Example 2: Traditional Retail (Brick-and-Mortar)
An established investment fund is assessing the Traditional Retail Sector. They prioritize stable cash flows but are concerned about market shifts.
Inputs:
Industry Name: Traditional Retail
Market Size: 4000 Billion USD
Growth Rate: 2%
Profit Margin: 4%
Competitive Intensity: 9 (Very High)
Regulatory Environment: 5 (Moderate)
Capital Intensity: 7 (High overhead)
Technological Disruption: 8 (E-commerce impact)
Talent Availability: 4 (Generally available)
Assumed Weights (for demonstration): (Same as above)
Calculation & Interpretation:
When calculated, the Traditional Retail sector might score significantly lower (e.g., 4.5 out of 10). While its market size is large, the low growth rate, intense competition, high technological disruption from online channels, and moderate profit margins heavily drag down its attractiveness score. This suggests it's a less appealing sector for new investment or growth-oriented strategies compared to sectors like renewable energy, especially for firms seeking high returns or operating in dynamic markets. This score would prompt further investigation into specific niches within retail or a re-evaluation of investment strategy.
How to Use This Weighted Industry Attractiveness Calculator
Input Industry Name: Start by entering the name of the industry you wish to analyze in the "Industry Name" field. This helps label your results clearly.
Enter Factor Data: Proceed to input the relevant data for each factor: Market Size, Growth Rate, Profit Margin, Competitive Intensity, Regulatory Environment, Capital Intensity, Technological Disruption, and Talent Availability. Use the helper text as a guide for the expected format and scale (especially for scores 1-10).
Adjust Weights (Conceptual): While this calculator uses internal default weights for demonstration, in a real-world scenario, you would assign weights based on your strategic priorities. For instance, if rapid growth is your primary goal, you would assign a higher weight to the 'Growth Rate' factor.
Calculate Score: Click the "Calculate Score" button. The calculator will process your inputs and display the results.
Review Results:
Overall Attractiveness Score: This is the primary output, a single number (typically scaled 1-10) indicating the industry's overall appeal based on your inputs and the applied weighting.
Score Components: Shows the normalized scores for each individual factor after calculation.
Weighted Factors Sum: This represents the sum of individual weighted scores before potentially being normalized to the final overall score. It shows the contribution of each factor.
Industry Name: Confirms the industry analyzed.
Table and Chart: Provides a detailed breakdown of each factor's normalized score, its assigned weight, and its weighted contribution. The chart offers a visual comparison of these weighted contributions.
Interpret the Score:
High Scores (e.g., 7-10): Indicate a highly attractive industry with strong growth potential, profitability, and manageable risks.
Medium Scores (e.g., 4-6): Suggest moderate attractiveness. The industry may have some strong points but also significant challenges or risks that need careful consideration.
Low Scores (e.g., 1-3): Point to a less attractive industry, likely facing significant headwinds such as low growth, intense competition, high costs, or regulatory hurdles.
Make Decisions: Use the score and the detailed breakdown to inform strategic decisions. Compare scores across multiple industries to prioritize opportunities. Remember that the score is a tool, not a definitive answer; qualitative judgment is still essential.
Reset: Use the "Reset" button to clear all fields and start over with new data.
Copy Results: Use the "Copy Results" button to easily transfer your calculated score, intermediate values, and key assumptions for reporting or further analysis.
Key Factors That Affect Weighted Industry Attractiveness Results
Several interconnected factors influence the calculated weighted industry attractiveness score. Understanding these nuances is key to accurate analysis and strategic decision-making.
Market Size and Growth Rate: These are often the most heavily weighted factors. A large, rapidly expanding market suggests significant opportunities for revenue generation and economies of scale. Industries with double-digit growth rates are inherently more attractive to investors seeking capital appreciation. Conversely, mature or declining markets, despite their size, offer limited upside potential.
Profitability and Margins: High average profit margins signal an industry's ability to generate substantial earnings relative to its revenue. This can be due to strong pricing power, efficient operations, or limited competition. Industries with consistently low or eroding margins are less attractive as they offer lower returns and higher financial risk. The calculator's 'Profit Margin' input directly reflects this.
Competitive Intensity: Intense competition (high score) often leads to price wars, reduced market share for individual players, and lower overall industry profitability. Industries with few dominant players or high barriers to entry (low competitive intensity) are generally more attractive, offering more stable returns.
Regulatory Environment: Stringent or unpredictable regulations (high score) can stifle innovation, increase compliance costs, and create significant uncertainty, thereby reducing industry attractiveness. Industries with stable, favorable, or supportive regulatory frameworks are typically viewed more positively. Government incentives, for instance, can dramatically boost the attractiveness of sectors like renewable energy.
Capital Intensity: Industries requiring massive upfront investments (high score) present higher financial risks and longer payback periods. They may also act as a barrier to entry, which can be positive for incumbents but negative for new entrants. Low capital intensity industries are often more accessible and may offer quicker returns, making them attractive for certain investment strategies.
Technological Disruption: Rapid technological change can either create massive opportunities (e.g., AI, biotech) or render existing business models obsolete (e.g., Blockbuster vs. Netflix). High technological disruption (high score) introduces significant risk, making an industry less attractive unless the entity has a strong capacity to innovate or adapt. Stable industries with predictable technology cycles may be preferred by risk-averse investors.
Talent Availability: A scarcity of skilled labor (high score) can lead to increased recruitment costs, project delays, and operational inefficiencies. Industries that can easily access and retain necessary talent are more operationally robust and attractive. This is particularly critical in knowledge-intensive sectors like software development or advanced manufacturing.
Macroeconomic Factors (Implicit): While not direct inputs, factors like inflation, interest rates, and overall economic health influence the primary inputs. For example, high inflation might increase both market size (in nominal terms) and costs, while high interest rates increase capital intensity and reduce the present value of future profits, potentially lowering attractiveness.
Frequently Asked Questions (FAQ)
Q1: How is the "Weighted Industry Attractiveness Score" different from a simple industry ranking?
A simple ranking might be based on a single metric like market size or growth rate. The weighted score is more sophisticated as it combines multiple factors, each assigned a specific importance (weight), providing a more nuanced and personalized assessment tailored to the analyst's strategic priorities.
Q2: Can I change the weights used in the calculator?
This specific calculator uses internally defined default weights for demonstration purposes to illustrate the concept. In a real-world strategic analysis, you would absolutely customize these weights based on your company's specific goals, risk tolerance, and competitive advantages.
Q3: What does a score of '10' mean?
A score of '10' represents the highest possible attractiveness given the factors and weights used. It signifies an industry with exceptionally favorable conditions across most, if not all, dimensions relevant to the analysis.
Q4: How reliable are the data inputs (e.g., market size, growth rate)?
The reliability of the score is highly dependent on the accuracy of the input data. It's crucial to use credible sources (e.g., market research reports, government data, industry publications) for your inputs. Garbage in, garbage out is very applicable here.
Q5: Should I only invest in industries with high attractiveness scores?
Not necessarily. While a high score indicates strong potential, it doesn't guarantee success for your specific venture. Factors like your company's unique capabilities, competitive positioning, execution quality, and risk appetite are equally important. A moderately attractive industry might be a better fit if your company has a strong competitive advantage within it.
Q6: What is the typical range for weights?
Weights are typically assigned as decimals that sum up to 1.0 (or percentages that sum to 100%). For example, you might assign a weight of 0.30 to Growth Rate, 0.20 to Profit Margin, and 0.10 to several other factors. The sum of all weights should equal 1.0.
Q7: How often should I re-calculate industry attractiveness scores?
Industry landscapes evolve. It's advisable to re-evaluate attractiveness scores periodically, perhaps annually or semi-annually, or whenever significant market shifts occur (e.g., major technological breakthroughs, regulatory changes, economic downturns).
Q8: Can this calculator be used for assessing attractiveness within a specific niche or sub-industry?
Yes, absolutely. The key is to ensure that your data inputs accurately reflect the specific niche or sub-industry you are analyzing, rather than the broader industry. This might require more granular market research.
Complement your industry attractiveness assessment by analyzing the broader macro-environmental factors (Political, Economic, Social, Technological, Legal, Environmental) affecting an industry.
Evaluate your internal Strengths and Weaknesses against external Opportunities and Threats, essential for deciding if you can capitalize on an attractive industry.
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// Simple scaling for calculator: map input range to 1-10.
// Assumes inputs are within reasonable ranges for typical industries.
// More complex normalization would require defining min/max across a benchmark set.
// For this tool, we use a direct mapping for simplicity, capped at 10.
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// Basic linear scaling example – adjust multiplier and offset as needed
// This is illustrative; real normalization requires comparative data.
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// Example: If max is 20% growth, min is 0%
// score = 1 + 9 * ((score – min) / (max – min));
// return Math.max(1, Math.min(10, score));
// Simpler approach for calculator: direct score if within reasonable bounds, capped.
// e.g., Market Size: 1000B+ = 10, 500B = 7, 100B = 4, <100B = 1
// Growth Rate: 20%+ = 10, 15% = 8, 10% = 6, 5% = 3, <5% = 1
// Profit Margin: 20%+ = 10, 15% = 8, 10% = 6, 5% = 3, = 10000) return 10;
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// Function to get normalized score for negative factors (lower is better)
// Input score 1-10, where 10 is worst, 1 is best. We invert it.
function getNegativeNormalizedScore(value) {
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// Invert the score: 11 – score gives a 1-10 scale where higher is better.
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// Weights – These can be adjusted for different strategic priorities.
// Sum should ideally be 1.0 for final score interpretation.
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marketSize: 0.15,
growthRate: 0.25,
profitMargin: 0.15,
competitiveIntensity: 0.10, // Negative factor
regulatoryEnvironment: 0.10, // Negative factor
capitalIntensity: 0.05, // Negative factor
techDisruption: 0.10, // Negative factor
talentAvailability: 0.05 // Negative factor
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// Adjust weights to ensure they sum to 1.0 if needed.
// For this example, they sum to 1.0.
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var marketSize = parseFloat(document.getElementById('marketSize').value);
var growthRate = parseFloat(document.getElementById('growthRate').value);
var profitMargin = parseFloat(document.getElementById('profitMargin').value);
var competitiveIntensity = parseFloat(document.getElementById('competitiveIntensity').value);
var regulatoryEnvironment = parseFloat(document.getElementById('regulatoryEnvironment').value);
var capitalIntensity = parseFloat(document.getElementById('capitalIntensity').value);
var techDisruption = parseFloat(document.getElementById('techDisruption').value);
var talentAvailability = parseFloat(document.getElementById('talentAvailability').value);
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// Calculate Normalized Scores
var normMarketSize = getPositiveNormalizedScore(marketSize, 0, 10000); // Example ranges
var normGrowthRate = getPositiveNormalizedScore(growthRate, 0, 25); // Example ranges
var normProfitMargin = getPositiveNormalizedScore(profitMargin, 0, 20); // Example ranges
var normCompetitiveIntensity = getNegativeNormalizedScore(competitiveIntensity);
var normRegulatoryEnvironment = getNegativeNormalizedScore(regulatoryEnvironment);
var normCapitalIntensity = getNegativeNormalizedScore(capitalIntensity);
var normTechDisruption = getNegativeNormalizedScore(techDisruption);
var normTalentAvailability = getNegativeNormalizedScore(talentAvailability);
// Calculate Weighted Scores
var weightedMarketSize = normMarketSize * weights.marketSize;
var weightedGrowthRate = normGrowthRate * weights.growthRate;
var weightedProfitMargin = normProfitMargin * weights.profitMargin;
var weightedCompetitiveIntensity = normCompetitiveIntensity * weights.competitiveIntensity;
var weightedRegulatoryEnvironment = normRegulatoryEnvironment * weights.regulatoryEnvironment;
var weightedCapitalIntensity = normCapitalIntensity * weights.capitalIntensity;
var weightedTechDisruption = normTechDisruption * weights.techDisruption;
var weightedTalentAvailability = normTalentAvailability * weights.talentAvailability;
// Calculate Total Weighted Score
var totalWeightedScore = weightedMarketSize + weightedGrowthRate + weightedProfitMargin +
weightedCompetitiveIntensity + weightedRegulatoryEnvironment +
weightedCapitalIntensity + weightedTechDisruption + weightedTalentAvailability;
// Final Score (can be scaled 1-10 if needed, but sum of weighted scores is often used directly)
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{ name: "Profit Margin", value: profitMargin, norm: normProfitMargin, weight: weights.profitMargin, weighted: weightedProfitMargin },
{ name: "Competitive Intensity", value: competitiveIntensity, norm: normCompetitiveIntensity, weight: weights.competitiveIntensity, weighted: weightedCompetitiveIntensity },
{ name: "Regulatory Environment", value: regulatoryEnvironment, norm: normRegulatoryEnvironment, weight: weights.regulatoryEnvironment, weighted: weightedRegulatoryEnvironment },
{ name: "Capital Intensity", value: capitalIntensity, norm: normCapitalIntensity, weight: weights.capitalIntensity, weighted: weightedCapitalIntensity },
{ name: "Tech Disruption", value: techDisruption, norm: normTechDisruption, weight: weights.techDisruption, weighted: weightedTechDisruption },
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document.getElementById('industryName').value = "Technology Sector";
document.getElementById('marketSize').value = "5000";
document.getElementById('growthRate').value = "15";
document.getElementById('profitMargin').value = "10";
document.getElementById('competitiveIntensity').value = "7";
document.getElementById('regulatoryEnvironment').value = "4";
document.getElementById('capitalIntensity').value = "6";
document.getElementById('techDisruption').value = "5";
document.getElementById('talentAvailability').value = "3";
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Enter values and click Calculate to see results.
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var tableRows = table.rows;
var tableData = "Factor\tInput Value\tNormalized Score\tWeight\tWeighted Score\n";
for (var i = 0; i < tableRows.length; i++) {
for (var j = 0; j < tableRows[i].cells.length; j++) {
tableData += tableRows[i].cells[j].textContent + "\t";
}
tableData += "\n";
}
var resultText = "Weighted Industry Attractiveness Score:\n\n";
resultText += "Industry: " + industryName + "\n";
resultText += "Overall Score: " + overallScore + "\n";
resultText += "Score Components (Simplified): " + scoreComponents + "\n";
resultText += "Weighted Factors Sum: " + weightedFactorsSum + "\n\n";
resultText += "Detailed Breakdown:\n" + tableData;
// Use modern Clipboard API if available, otherwise fallback
if (navigator.clipboard && navigator.clipboard.writeText) {
navigator.clipboard.writeText(resultText).then(function() {
alert("Results copied to clipboard!");
}).catch(function(err) {
console.error("Failed to copy text: ", err);
fallbackCopyTextToClipboard(resultText);
});
} else {
fallbackCopyTextToClipboard(resultText);
}
}
function fallbackCopyTextToClipboard(text) {
var textArea = document.createElement("textarea");
textArea.value = text;
textArea.style.top = "0";
textArea.style.left = "0";
textArea.style.position = "fixed";
textArea.style.width = "2em";
textArea.style.height = "2em";
textArea.style.padding = "0";
textArea.style.border = "none";
textArea.style.outline = "none";
textArea.style.boxShadow = "none";
document.body.appendChild(textArea);
textArea.focus();
textArea.select();
try {
var successful = document.execCommand('copy');
var msg = successful ? 'successful' : 'unsuccessful';
alert('Results ' + msg + ' copied to clipboard!');
} catch (err) {
alert('Oops, unable to copy');
}
document.body.removeChild(textArea);
}
// Initial calculation on load if values are present
document.addEventListener('DOMContentLoaded', function() {
// Ensure chart canvas is properly set up
var canvas = document.getElementById('attractivenessChart');
var ctx = canvas.getContext('2d');
ctx.font = "16px Arial";
ctx.fillStyle = "grey";
ctx.textAlign = "center";
ctx.fillText("Enter data and click Calculate to see the chart.", canvas.width / 2, canvas.height / 2);
// Trigger initial calculation to populate table and chart if default values are set
calculateAttractiveness();
});
// Add event listeners for real-time updates (optional, can be performance intensive)
var inputs = document.querySelectorAll('.loan-calc-container input, .loan-calc-container select');
for (var i = 0; i < inputs.length; i++) {
inputs[i].addEventListener('input', calculateAttractiveness);
}