In the 1960’s, tax expert Kenneth Carter headed a Royal Commission that examined Canada’s income tax system. Among many other things, Carter’s group was asked to report on “changes that may be made to achieve greater clarity, simplicity and effectiveness in the tax laws and their administration.” When material changes were implemented in the Income Tax Act, I was a young person working in public accounting. We laughed at the idea that government and its consultants — typically lawyers and accountants — aimed to simplify tax laws. After changes made following the Carter Commission, many taxpayers needed professional accountants more than they ever did.

Blair Fix at _Economics from the Top Down_ also wrote two very good papers on the converion of housing into…