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Helping people and their businesses grow Many lower-income people in developing countries do not receive a wage but instead are self-employed in small firms of fewer than five workers. Helping entrepreneurs to grow small businesses by teaching them formal business skills has yielded mixed results. Campos et al. show that teaching entrepreneurial skills to the self-employed works much better in terms of increasing both sales and profits. The entrepreneurial training relies on psychological mechanisms that enhance personal initiative. Science , this issue p. 1287
Campos et al. (Thu,) studied this question.