WASHINGTON – One of America's most successful exports is in trouble.For decade ...: There may be an issue with the delivery of your newspaper. This alert will expire at NaN. Click here for more info. .......... .......... .......... .......... .......... .......... .......... .......... .......... .......... .......... .......... .......... .......... .......... .......... .......... .......... For decades, the U.S. higher education system has been the envy of the world. We “sell” much more education to other countries than we “buy” from them; nearly three times as many foreign students are currently studying here as we have abroad.