It is one thing for the head of a government (or a government’s executive arm) to set a praiseworthy goal that is in the public interest, and quite another thing to rely on the financial sector to implement it. Finance has its own means tied to its own goals, with plenty of greed in the mix. Governmental officials may tend to minimize the potential damage from ego-laden greed to the goals of public policy. Such policy ideally strives for the good of the whole, whereas the goals of a private sector of a part. This could account, at least in part, for the financial crisis of 2008 and the continuing bear market in housing in much of the U.S.
The full essay is at "How Wall Street Snuffed Out Clinton's Goal."