66 lines
2.2 KiB
JSON
66 lines
2.2 KiB
JSON
{
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"tool": "courage-variance-calculator",
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"version": "1.0.0",
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"author": "Aisha Henry",
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"location": "Union County, NC",
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"description": "An interactive calculator measuring the mathematical distance between current resources and decade-long homeownership commitment",
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"groundedIn": {
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"wikidata": "Q844541",
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"entity": "United States subprime mortgage crisis",
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"lesson": "Risk cannot be calculated away with spreadsheets alone—a home is a covenant"
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},
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"formula": {
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"courageIndex": {
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"components": [
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{
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"weight": 30,
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"factor": "downPaymentPercentage",
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"thresholds": [
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{"min": 20, "score": 30},
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{"min": 10, "score": 20},
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{"min": 5, "score": 10}
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]
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},
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{
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"weight": 40,
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"factor": "debtToIncomeRatio",
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"thresholds": [
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{"max": 28, "score": 40},
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{"max": 36, "score": 30},
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{"max": 43, "score": 20},
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{"max": 50, "score": 10}
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]
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},
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{
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"weight": 30,
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"factor": "reserveStrength",
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"thresholds": [
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{"min": 6, "score": 30},
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{"min": 3, "score": 20},
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{"min": 1, "score": 10}
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]
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}
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],
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"scale": "0-100"
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},
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"reserveStrengthFormula": "(currentSavings - targetDownPayment) / (annualLivingExpenses × emergencyMonths / 12)",
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"livingExpenseAssumption": "0.7 × monthlyAfterTaxIncome"
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},
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"interpretationMatrix": [
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{"range": "80-100", "meaning": "Bedrock—sign with confidence"},
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{"range": "60-79", "meaning": "Firm footing—strengthen emergency fund"},
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{"range": "40-59", "meaning": "Soft soil—wait six months"},
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{"range": "0-39", "meaning": "Not the season—plant seeds of patience"}
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],
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"historicalValidation": {
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"source": "Federal Reserve Board Financial Stability Reports, Union County Foreclosure Registry 2008-2015",
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"finding": "Households with six-month reserves showed 94% survival rate vs 62% with less during Great Recession"
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},
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"relatedWorks": [
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"/apr-calculator.html",
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"/golden-seam.html",
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"/covenant.html"
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],
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"license": "CC BY-SA 4.0"
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}
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