Pension Fund Indices, Balanced Portfolio Benchmarks, Equity, Fixed Income, Real Estate, Alternatives, Sector, Country, Region, Style.
Balanced Composite Index, 2020 Q3 YTD Returns
"Data gathered from 802 U.S. colleges and universities for the 2018 NACUBO-TIAA Study of Endowments® (NTSE) show that participating institutions’ endowments returned an average of 8.2 percent (net of fees) for the 2018 fiscal year (July 1, 2017 – June 30, 2018) compared with 12.2 percent for FY17."
36% of MSCI World Index is
comprised of tech stocks
44% of MSCI World Index is comprised of Japanese stocks
Assuming that you can avoid the 10 worst days, you will have to do so in a way that does not have you missing the 10 best days. If you manage to avoid all of the worst days, but miss all of the best days too, then your portfolio performance will be close to buy & hold (minus transaction costs).