fraction of the population who believe in God (in some sense), as well as the fraction of
persons who consider themselves religious or for whom religion plays an important role.
However, these other measures turned out to be less useful in our subsequent analysis of
economic growth. The form of each dependent variable in Table 2 is the transformation
log[x/(1-x)] of the original series x. This form confines the fitted value of x to the
interval (0,1).