One of the best things that President George W. Bush accomplished in his eight years in office was a reduction in the capital gains tax. The capital gains tax had become a drag on investment, which discouraged people from putting…

The Age of Global Warming: A HistoryBy Rupert Darwall (Quartet Books, 448 pages, $45) Who can forget it? In April 2008, as he campaigned for the Democratic nomination for president, Barack Obama intoned that history would say of his election,…