free trade. I'm a free trader down to my toes. Always have been. Yet lately, I'm being treated as a heretic by many of my fellow economists. Why? Because I have stuck my neck out and predicted that the offshoring of service jobs from rich countries such as the United States to poor countries such as India may pose major problems for tens of millions of American workers over the coming decades. In fact, I think offshoring may be the biggest political issue in economics for a generation. When I say this, many of my fellow free traders react with a mixture of disbelief, pity and hostility. Blinder, have you lost your mind? Professor Blinder has estimated that 30 million to 40 million jobs in the United States are potentially offshorable -- including those of scientists, mathematicians, radiologists and editors on the high end of the market, and those of telephone operators, clerks and typists on the low end. He says he is rattled by the question of how our country will cope with this phenomenon, especially in view of our tattered social safety net. "That is why I am going public with my concerns now," he concludes. "If we economists stubbornly insist on chanting 'free trade is good for you' to people who know that it is not, we will quickly become irrelevant to the public debate. Compared with that, a little apostasy should be welcome." Saying that everyone could be made better off with increased international trade is