Intrafirm “cannibalisation” of a product’s demand by the firm’s own products is found to have a more robust and significant relationship to the probability of its withdrawal than does interfirm competition from other firms’ products.

We examine whether handedness is related to performance in the labor market and, in particular, earnings. Though handedness is not found to be significantly related to earnings for the population as a whole, there is a significant wage effect for left-handed men with high levels of education....