House Democrats were extolling their student loan bill for opening college to Americans with moderate incomes on Wednesday when Rep. Tom Price, a second-term Republican from Georgia, took the floor. "If only this bill did what they say," Price declared. His admonition constituted more than the usual hyperbole of congressional debate. The bill, passed by an overwhelming, bipartisan vote, was touted as reducing the interest on federally subsidized student loans, from the present 6.8 percent to 3.4 percent. Actually, it gradually reaches the 3.4 percent level on July 1, 2011. A student taking out a loan on July 1 of...