You really have to go searching desperately to find any contemporary examples of good, old-fashioned runaway inflation.

So what are the effects of increasing minimum wages? Any Econ 101 student can tell you the answer: The higher wage reduces the quantity of labor demanded, and hence leads to unemployment.

The key reason executives are paid so much now is that they appoint the members of the corporate board that determines their compensation and control many of the perks that board members count on. So it's not the invisible hand of the market that leads to those monumental executive incomes; it's the invisible handshake in the boardroom.

Consumer spending is now plunging at serious-recession rate ... even if the rescue now in train succeeds in unfreezing credit markets, the real economy has immense downward momentum. In addition to financial rescues, we need major stimulus programs.

Are you, or is someone you know, a gadget freak? If so, you doubtless know that Wednesday was iPhone 5 day, the day Apple unveiled its latest way for people to avoid actually speaking to or even looking at whoever they're with.

I'm especially baffled by the idea of taking insurance against a U.S. default. If America defaults, we're talking about a chaotic world - Mad Max, more or less - in which case, who imagines that insurance claims will be honored?

What Republicans have actually put on the table is almost nothing. All of the rest is just big talk. So how is the president supposed to negotiate with people who say, 'Here's my demands. By the way, I can't give you any specifics. Just make me happy'?