Trump's tax law diminished incentives for charitable giving, but we can fix it

Debate over the potential renewal of the so-called Trump tax cuts of 2017 will be building as their expiration approaches next year. The focus will likely be on corporate and personal tax rates.

But there’s a less-appreciated but consequential side effect of the Tax Cuts and Jobs Act: its impact on charitable giving. Simply put, whatever its virtues, the Trump tax package has diminished the tax incentive for such giving for more than 90 percent of Americans.

Put another way...