ing to a leading demographer, a "sea change" is producing a sharp decline in Muslim fertility rates and a "flight from marriage" among Arab women. Nicholas Eberstadt, a scholar with the American Enterprise Institute, documented these findings in two recent papers. They tell a story that contradicts the usual pic

that Chinese students are two or more years ahead of OECD pupils in these fields. But how accurate are these figures? A new working paper by AEI's Nicholas Eberstadt questions China's PISA scores and hypothesizes that the knowledge capital of China's K-12 population is on par with that of Turkey. • Aspen Institu

seem like a major concession, but it isn't impressing many in the Washington foreign policy community. "Haven't we seen this movie before?" asked Nicholas Eberstadt of the American Enterprise Institute, who writes on North Korea. "It ran under both the Clinton and the George W. Bush Administrations." The endin