, there is limited evidence on the consequences of child labor on socioeconomic outcomes such as education, wages, and health … (young) adults who worked as children. The authors find no significant effects on health. Over a longer horizon, they …

"The empirical evidence on whether participation in export markets increases plant-level productivity has been … productivity increases 4-5 percent for each additional year a plant has exported, after controlling for the effect of current … exports on total factor productivity. Learning-by-exporting is more important for young than for old plants and in industries …