With a Republican government intent on major changes in fiscal policy, it’s useful to start thinking about the fundamentals of taxing and spending. The analysis below focuses narrowly on the House-proposed tax reform (pages 24-29) for large firms – what is commonly known as the corporate tax.

Let’s start with a few general points regarding objectives and methods. Our primary goal here is to consider how to raise revenues efficiently, not how to spend or distribute them. So, whatever one might believe regarding the desirable scale of the government safety net or the supply of public goods, that is beyond our immediate focus. Instead we ask how to minimize the negative impact of taxes on economic growth for a given revenue target.

Beyond our focus on efficiency, we also consider the distributional impact of a tax....