Data from the New Orleans slave market reveal large price discounts for families that cannot be explained by scale effects, child care costs, legal restrictions, or transport costs.

Always generous with advice, a chorus of European officials has been urging the United States Senate to ratify the "Comprehensive Test Ban Treaty."

It is easy to predict that the Con-Con-Con effort will make little progress for an elusively simple reason: the basic condition that made the compromises of the 1787 convention possible do not exist today.

What is there to say about Barack Obama's speech to Congress Thursday night and the so-called American Jobs Act he said Congress must pass? Several thoughts occur, all starting with P.

Diamonds are impossible to fake to a moderately trained eye. But it is much harder to detect where a diamond is from. And because diamonds are often found in places run by dictators and despots, there is a business in faking a "blood" diamond's provenance to pretend it was mined elsewhere.

Significant aspects of the Monticello visit have changed.

Our extraordinary interest in Lincoln has a lot to do with what he said and how he said it.

American identity, character, and civic life are shaped by many things, but decisive among them are our national memories—of our long history, our triumphs and tragedies, our national aspirations and achievements. Crucial to the national memory are the words our forebears wrote, to show us who we are and what we might yet become.