Between 1979 and 1987 there were three significant changes in the wage structure in the
United States. the pecuniary returns to schooling increased by about a third; the wages of …

… At the time this paper was completed Johnson was a visiting research associate at
Princeton participating in the Princeton Systems Analysis of the Labor Market Project, financed …

That the relative demand for labor in the upper segment of the skill distribution has been
shifting is a widely accepted ‘stylized fact’ in the literature on the increase in earnings inequality …

Conclusions Despite clear relationships between HBV RNA and HBcrAg levels and CHB
phases, these markers have limited additional value in differentiating CHB phases because of …

• Minimal brain dysfunction (MBD) has long been considered a disorder limited to childhood.
A number of longitudinal and adoption studies suggest that MBD may persist into adult life …

… GE Johnson and WE Whitelaw* University of Michigan and University of Oregon … GE
Johnson and WE Whitelaw … GE Johnson and WE Whitelaw …

Zinc administration in rats is associated with a rise in serum cholesterol level. This study
examined the effect of zinc administration on serum lipoprotein values in man. Twelve healthy …

This review examines characterization challenges inherently associated with understanding
nanomaterials and the roles surface and interface characterization methods can play in …

While substantial attention has been paid to the determinants of academics' earnings [5; 7; 8;
14; 15], this literature has by implication suggested that the mere fact of having spent more …

A new physiological criterion for muscular load sharing is developed. The criterion is based
on the assumption that the endurance time of muscular contractions is maximized, hence …