The 1920s are the decade that signaled the arrival of a gift that still means a lot to us: Saturday.

To investors, job creation is a second-order effect. Market participants care first about interest rates, exchange rates, bond prices and the one great factor that affects all three: the long-term solvency of a bond company called the U.S. government.

I think the Bushes would have liked President Coolidge, though I often wonder what nickname 43 would pick for 30. President Bush has great respect for his father, and so did President Coolidge, whose father was also in government, albeit in a smaller way.

Economics are part of our life. We try to treat them separately, like over there is the economy and here is history. Econ affects history and history often doesn't get it right if it doesn't respect econ.

Coolidge was a pragmatist. He didn't start out with a tax theory. But he observed over time that lower tax rates sometimes brought in extra revenue. The success of his and Treasury Secretary Andrew Mellon's experiment with rate cuts has been obscured by our modern history books.

Everybody should pay some tax, just as everybody should vote.

Coolidge showed that the best government was the one that got out of the way. When he refrained, the economy grew, the Ku Klux Klan faded, and Americans got Model A's and automobiles.