Berkay Kolay
Founder, Killion Labs
@berkaykolay7Articles by Berkay Kolay
- Monte Carlo retirement planning: what 1,000 lifetimes show that one projection hides
- Why 90% chance of success is the right goal and 100% is a trap
- Probability of success vs projected balance
- Why the 4% rule is riskier at 40 than at 65
- The real math behind Coast FIRE
- Lump sum vs dollar-cost averaging: which the math favors
- Why your portfolio's average return overstates what you'll get
- Is 100% stocks brilliant or reckless? Quantified
- What History Did to Every Leverage Multiple from 1.00× to 3.00×
- Safe Withdrawal Rates by Retirement Age: 30 to 50 Year Horizons
- Monte Carlo vs Historical Backtesting in Retirement Plans
- Does Monte Carlo Overstate Retirement Success?
- How Many Monte Carlo Simulations Are Enough?
- Is the 4% Rule Still Safe? We Ran 5,000 Simulated Retirements
- What a 1% Investment Fee Really Costs Over 40 Years
- Sequence of Returns Risk: What If the Market Crashes the Year You Retire?
- Which Investing Strategy Wins? Six Strategies Benchmarked on the Same Markets
- Monte Carlo Simulation in Personal Finance: Why Projections Fall Short
- Timing the Market vs Staying Invested: 40 Years of S&P 500 Evidence