We noted the psychological problems facing many of the returning from Iraq veterans - of the 700,000 returning veterans, more than a 100,000 have been diagnosed with problems, but the numbers are likely to get worse, as those with multiple deployments return. We should have valued the loss of life as a result of these suicides, using the same procedures we used for the loss of those who died in combat.

World War II was really unusual, because America was in the Great Depression before. So the war did help the US economy to get securely out of this decline. This time, the war [in Iraq] is bad for the economy in both the short and long run. We could have spent trillions in research or education instead. This would have led to future productivity increases.

Economists often like startling theorems, results which seem to run counter to conventional wisdom.

There is a growing consensus that the European systems have worked better than the American: They have been able to deliver better health care to more people at lower cost.

There will come a moment when the most urgent threats posed by the credit crisis have eased and the larger task before us will be to chart a direction for the economic steps ahead. This will be a dangerous moment. Behind the debates over future policy is a debate over history-a debate over the causes of our current situation. The battle for the past will determine the battle for the present. So it's crucial to get the history straight.

The top 1 percent have the best houses, the best educations, the best doctors, and the best lifestyles, but there is one thing that money doesn't seem to have bought: an understanding that their fate is bound up with how the other 99 percent live. Throughout history, this is something that the top 1 percent eventually do learn. Too late.

The important lesson of the deficit is - and the national debt - is we have to be careful about how we're spending money.