What Is the Most Tax Efficient Passive Income to Make for Married Couples?

What is the most tax efficient passive income amount to make for married couples? To find out, let's look at the income range where the difference between short term and long term tax rates is the largest. So that income ranges $462,501 to $693,750 in 2023 for married couples filing jointly. The tax rate difference is also 20%. We are talking about a 35% ordinary marginal federal income tax rate and a 15% long term capital gains tax rate.