article "tall or taller, pretty or prettier" (48th)

From the text, we can concludes 3 point, there are:

1.The mean differs slightly from zero because better-looking solicitors appear to have contacted more households, and each observation is a household.

2 There is no effect of solicitors’ beauty on the size of the contribution conditional on it being positive. The impact of female solicitors’ beauty in these data works through its inducements to make some contribution.

3 Estimates of these equations that did not include these controls, and other estimates that include the share of citations instead of the rank in this measure, yield the same conclusions about the relative importance of absolute and relative differences in beauty.