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Can investing in children who faced adverse events in early childhood help them catch up? We answer this question using two orthogonal sources of variation-resource availability at birth (local rainfall) and cash incentives for school enrollment-to identify the interaction between early endowments and investments in children. We find that adverse rainfall in the year of birth decreases grade attainment, post-secondary enrollment, and employment outcomes. But children whose families were randomized to receive conditional cash transfers experienced a much smaller decline: each additional year of program exposure during childhood mitigated more than 20 percent of early disadvantage.

We evaluate the causal impacts of on-the-job soft skills training on the productivity, wages, and retention of female garment workers in India. The program increased women's extraversion and communication, and spurred technical skill upgrading. Treated workers were 20 percent more productive than controls post-program. Wages rise very modestly with treatment (by 0.5 percent), with no differential turnover, suggesting that although soft skills raise workers' marginal products, labor market frictions are large enough to create a substantial wedge between productivity and wages. Consistent with this, the net return to the firm was large: 258 percent eight months after program completion.

Measurement of the full costs and benefits of energy-saving technologies is often difficult, confounding adoption decisions. We study consequences of the adoption of energy-efficient LED lighting in garment factories around Bangalore, India. We combine daily production line-level data with weather data and estimate a negative, nonlinear productivity-temperature gradient. We find that LED lighting, which emits less heat than conventional bulbs, decreases the temperature on factory floors, and thus raises productivity, particularly on hot days. Using the firm's costing data, we estimate the pay-back period for LED adoption is nearly one-sixth the length after accounting for productivity co-benefits.