The sheer complexity of the 2,319-page Dodd-Frank financial reform bill is certainly a threat to future economic growth. But if you sift through the many sections and subsections, you find much more than complexity to worry about.

The main problem with the bill is that it is based on a misdiagnosis of the causes of the financial crisis, which is not surprising since the bill was rolled out before the congressionally mandated Financial Crisis Inquiry Commission finished its diagnosis.

The...