There are two findings that are conspicuous in almost all studies of individual wage determination. First, standard cross-section wage equations rarely account for more than half of the total variance in earnings between individuals. Second, there are large and persistent inter-industry wage...

Two well-established findings are apparent in the analyses of individual wage determination: cross-section wage equations can account for less than half of the variance in earnings and there are large and persistent inter-industry wage differentials. We explore these two empirical regularities...