Chiswick, Barry R. (contributor) - 2008
increased in number in the post-war period up to early 1970s, and declined thereafter. Among DJN women, however, annual PhD … production increased throughout the period. The ratio of DJN to all PhDs declined throughout the period for both men and women …, while among women the DJN share increased until about 1979, and then declined. These data are consisted with the hypothesis …