Four studies reported an increasing incidence of pyloric stenosis during the late 1970s from geographically diverse areas of the United Kingdom. It was suggested that the increased incidence might be related to changes in infant feeding practices. We used data from the Metropolitan Atlanta Congenital Defects Program, a population based birth defects registry, to examine the secular trends and d...

Following a previous study that revealed the disobedience of Ultra-Orthodox citizens, as compared to secular citizens, of traffic lights at crosswalks, the present study examined the road habits of 995 Ultra-Orthodox and secular pedestrians in neighboring Ultra-Orthodox and secular cities. Using an observation grid designed specially for this study, the pedestrians were observed at two crosswal...

The nature of macroeconomics has changed dramatically in the last seven years. Now, instead of being concerned with minor adjustments to stabilize about a given trend, concern is focused on avoiding secular stagnation. Much of this concern arises from the longrun effects of short-run developments and the inability of monetary policy to accomplish much more when interest rates have already reach...

This paper is about the reasons why there is so rarely a strong association between the secular trend in real wages and mortality. We classify the reasons in several different categories: epidemiological, sociological, geographical, demographic, technologic, and economic. In addition, we offer some speculations on why there has been an expectation that such an association would exist. We sugges...