These days, however, the main problem comes from the right - from conservatives who, unlike most economists, really do think that the free market is always right - to such an extent that they refuse to believe even the most overwhelming scientific evidence if it seems to suggest a justification for government action.

Under the gold standard America had no major financial panics other than in 1873, 1884, 1890, 1893, 1907, 1930, 1931, 1932, and 1933.

What our economy needs is direct job creation by the government and mortgage-debt relief for stressed consumers. What it very much does not need is a transfer of billions of dollars to corporations that have no intention of hiring anyone except more lobbyists.

There has been plenty to criticize about President Obama’s handling of the economy. Yet the overriding story of the past few years is not Mr. Obama’s mistakes but the scorched-earth opposition of Republicans, who have done everything they can to get in his way - and who now, having blocked the president’s policies, hope to win the White House by claiming that his policies have failed.

The science fiction world has a lot of people doing seriously imaginative thinking.

The trouble with poverty, as an issue, is that it has basically exhausted the patience of the general public.

Where's that toxic rhetoric coming from? Let's not make a false pretense of balance: it's coming, overwhelmingly, from the right. It's hard to imagine a Democratic member of Congress urging constituents to be "armed and dangerous" without being ostracized; but Representative Michele Bachmann, who did just that, is a rising star in the G.O.P.