Trinity Study: http://www.aaii.com/journal/article/retirement-savings-choosing-a-withdrawal-rate-that-is-sustainable
Trinity Study Update: https://www.onefpa.org/journal/Pages/Portfolio%20Success%20Rates%20Where%20to%20Draw%20the%20Line.aspx
cfiresim: http://cfiresim.com
Shiller PE – http://www.multpl.com/shiller-pe/
Wade Pfau – https://retirementresearcher.com/trinity-study-updates/
Time-weighted return vs money-weighted return vs internal rate of return https://www.betterment.com/resources/performance-design/#.W970etjjE3g.link
Are bonds safe when interest rates are rising? https://www.betterment.com/resources/bonds-rising-interest-rates/
Table with lots of benchmark returns https://personal.vanguard.com/us/funds/tools/benchmarkreturns
Economic calendar https://personal.vanguard.com/us/funds/tools/marketsummary#page=lowerTab2
Ton of great charts in this report – Vanguard’s Principles for Investing Success https://personal.vanguard.com/pdf/ISGPRINC.pdf
Vanguard investment research https://investor.vanguard.com/investing/investment-research
Best-in-class ETFs https://paulmerriman.com/best-in-class-etfs-for-ultimate-buy-hold-portfolio/
2 funds for life portfolio tables https://paulmerriman.com/wp-content/uploads/2018/10/Two-funds-1.jpg
Four Pillar Freedom https://fourpillarfreedom.com