Average inflation since 1975 is 3.77%; average since 2000 is 2.58%. https://www.ssa.gov/cola/

Average return of S&P 500 Index is ~10.5% over the last 100 years, assuming dividends are reinvested. We use 9% as a conservative estimate. http://www.econ.yale.edu/~shiller/data.htm, https://shillerdata.com/

Tab to switch between Investment and Retirement, Enter to submit, R to reset parameters.

Withdrawals happen on day 1 of the year, compounding happens on day 365. The starting year is included in the withdrawal calculations.

Run main.py to start. Enjoy!