{'fraction_non_alphanumeric': 0.025956284153005466, 'fraction_numerical': 0.01092896174863388, 'mean_word_length': 5.264957264957265, 'pattern_counts': {'":': 0, '<': 0, '<?xml version=': 0, '>': 0, 'https://': 0, 'lorem ipsum': 0, 'www.': 0, 'xml': 0}, 'pii_count': 0, 'substrings_counts': 0, 'word_list_counts': {'cursed_substrings.json': 0, 'profanity_word_list.json': 0, 'sexual_word_list.json': 0, 'zh_pornsignals.json': 0}}
Comment on Becker and Tomes

The paper by Becker and Tomes (in this issue) is the latest installment in a long line of separate and collaborative research they have conducted on questions concerning the effect of the family on the level and distribution of income. This paper, like others in the series, builds on the framework presented in Becker's highly influential Woytinsky Lecture model (Becker 1967/1975), in which the interpersonal distribution of investment in human capital depends on the interaction of "ability" factors, which determine the demand for investment, and "opportunity" factors, which determine the supply of finance for investment. The family plays an important role in determining both abilities and oppor-