[imakwana]

Assuming that in order to preserve wealth you are targeting 4-5% safe withdrawal rate (including inflation adjustments), an all-weather portfolio or risk parity type of portfolios can serve this purpose well and designed to be very resilient and robust to different market environments.

Checkout various implementations of these portfolios:

1) Understanding All-weather portfolio: https://ofdollarsanddata.com/ray-dalio-all-weather-portfolio...

2) The Permanent Portfolio: https://www.bogleheads.org/blog/2014/09/11/harry-brownes-per...

3) Golden butterfly portfolio: https://portfoliocharts.com/2016/04/18/the-theory-behind-the...

4) All-in-one Risk Parity ETF based on an actively managed index: RPAR ETF: https://rparetf.com/rpar

5) Wealthfront risk parity mutual fund WFRPX: https://research.wealthfront.com/whitepapers/risk-parity/