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Investment Details
Return Analysis
9.60%
10.00%
Return Summary
Understanding Investment Returns
What is CAGR (Compound Annual Growth Rate)?
CAGR is the average annual return of an investment considering the compounding effect. It answers: "If my investment grew smoothly at a constant rate each year, what would that rate be?" CAGR is the most honest way to compare investment performance because it accounts for volatility and timing.
CAGR Formula
Example: $100,000 → $250,000 in 10 years
CAGR = (250,000 / 100,000)^(1/10) - 1
CAGR = (2.5)^0.1 - 1
CAGR = 1.0960 - 1 = 0.0960 = 9.60%
Types of Returns
| Return Type | Formula | Use Case | Example |
|---|---|---|---|
| Absolute Return | (Final - Initial) / Initial × 100 | Quick total gain snapshot | $100k → $250k = 150% |
| CAGR | (Final/Initial)^(1/Years) - 1 | Compare investments over time | 10 years = 9.60% annual |
| Simple Average | Sum of Returns / Count | Quick average of yearly returns | (10+15+8+12+5) / 5 = 10% |
| Annualized Return | (Absolute Return / Years) × 100 | Linear average per year | 150% / 10 = 15% per year |
| Total Return | Final Value - Initial Value | Dollar amount gained | $250,000 - $100,000 = $150k |
CAGR vs Simple Average - Key Difference
Portfolio with volatile returns: Year 1: +50%, Year 2: -40%
Simple Average = (50% - 40%) / 2 = 5%
(Just average of numbers)
CAGR Calculation:
Start: $100,000
After Year 1: $100,000 × 1.50 = $150,000
After Year 2: $150,000 × 0.60 = $90,000
CAGR = ($90,000 / $100,000)^(1/2) - 1 = -5.13%
Key Insight: CAGR = -5.13%, NOT 5%!
CAGR shows the actual compounding effect. You LOST money due to the -40% year!
Return Comparison Scenarios
| Investment | Starting Amount | Ending Amount | Period | CAGR | Absolute Return |
|---|---|---|---|---|---|
| Conservative (Bonds) | $50,000 | $67,275 | 10 years | 3.0% | 34.55% |
| Balanced (Index Fund) | $50,000 | $129,687 | 10 years | 9.77% | 159.37% |
| Aggressive (Stocks) | $50,000 | $259,374 | 10 years | 18.09% | 418.75% |
| Excellent (Tech Stocks) | $50,000 | $518,748 | 10 years | 27.07% | 937.50% |
| Negative (Market Crash) | $100,000 | $58,823 | 5 years | -11.26% | -41.18% |
Frequently Asked Questions
Why is CAGR better than simple average?
CAGR accounts for compounding and volatility. If you earn 50% then lose 40%, simple average says 5% profit. But CAGR shows -5.13% loss! CAGR reflects actual wealth growth.
Is 10% CAGR good?
Yes! S&P 500 historically averages ~10% annually. 5-7% = good, 8-12% = excellent, 15%+ = exceptional (but usually riskier). Compare to your investment type!
How do I improve my investment returns?
1) Invest in growth assets (stocks), 2) Diversify across sectors, 3) Use low-cost index funds, 4) Dollar-cost averaging (invest regularly), 5) Long-term investing (20+ years), 6) Reinvest dividends.
Can I get negative CAGR?
Yes! If final value is less than initial (investment loss), CAGR is negative. E.g., $100k → $80k in 5 years = -4.56% CAGR. This happens during market downturns.
What's the difference between CAGR and ROI?
CAGR shows annualized growth over multiple years. ROI (Return on Investment) is total return as %. For multi-year investments, CAGR is more useful. For single-year, ROI is fine.
Should I chase high returns?
Higher returns = higher risk! A 20% return investment might crash 50% some years. Focus on consistent 8-12% returns with reasonable risk, not lottery-ticket 50% bets.
How do I compare two investments?
Always use CAGR for same time period. $100k → $200k in 5 years (14.9% CAGR) is better than $100k → $300k in 10 years (11.6% CAGR), even though final value is higher!
Does CAGR include fees and taxes?
Not automatically. Your net returns after fees and taxes will be lower than raw CAGR. Account for: management fees (1-2%), taxes on dividends/capital gains, and inflation!
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