The GSEs are adequately capitalized. They are in no danger of failing.

The economist John Maynard Keynes said that in the long run, we are all dead. If he were around today he might say that, in the long run, we are all on Social Security and Medicare.

The basic prescription for preventing deflation is therefore straightforward, at least in principle: Use monetary and fiscal policy as needed to support aggregate spending, in a manner as nearly consistent as possible with full utilization of economic resources and low and stable inflation. In other words, the best way to get out of trouble is not to get into it in the first place.

Like gold, U.S. dollars have value only to the extent that they are strictly limited in supply. But the U.S. government has a technology, called a printing press (or, today, its electronic equivalent), that allows it to produce as many U.S. dollars as it wishes at essentially no cost. By increasing the number of U.S. dollars in circulation, or even by credibly threatening to do so, the U.S. government can also reduce the value of a dollar in terms of goods and services, which is equivalent to raising the prices in dollars of those goods and services.

Importantly, in the 1930s, in the Great Depression, the Federal Reserve, despite its mandate, was quite passive and, as a result, financial crisis became very severe, lasted essentially from 1929 to 1933.

I don't think that Chinese ownership of U.S. assets is so large as to put our country at risk economically.

In fact, the world needs more nerds.