The exec can invest his excess income into income-generating assets as well, with no problem. In addition, he can use his constant cash flow as collateral to ta

The exec can invest his excess income into income-generating assets as well, with no problem. In addition, he can use his constant cash flow as collateral to take out a loan to invest in same income generating asset. And the variance for the exec is much lower than for the entrepreneur (failure rate much much higher for startup founders). So it's not apples and oranges.