Everyone knows about seasonality. But what exactly do we know? This study systematically measures seasonal price gaps … circumvented using trigonometric and sawtooth models, which are more parsimonious. Among staple crops, seasonality is highest for … international reference markets. Seasonality varies substantially across market places, but maize is the only crop in which there …

This paper revisits the extent of seasonality in African livelihoods. It uses 19 years of monthly food prices from 20 … introduced to measure the seasonal gap. When samples are short and seasonality is poorly defined, they produce less upward bias …. Food price seasonality is not a major contributor to food price volatility, but it does translate into seasonal variation …

This paper revisits the extent of seasonality in African livelihoods, which has disappeared from Africa's development … staple prices increase and increasing when they decline. Clearly, (excess) seasonality in African food markets and …

the law that increased the minimum employment age from 14 to 16 in Brazil in 1998, and uncovers its impact on time …

enrichment of the curriculum. In Brazil, a nationwide policy -- Mais Educa??o -- was implemented in 2008 with this objective …

simplification program in Brazil called SIMPLES on firms' formalization rates and performance indicators. Using the same data set but … robustness check indicates that data heaping and seasonality around November cast doubts on the identification strategy used in …

been done. This paper estimates the effects of women?s police stations in Brazil on female homicides, as a measure of the …

This paper investigates the causal impact of the change in Brazil?s child labor law of December 1998. The change …

-employed female workers in urban areas in three Latin American countries-Argentina, Brazil, and Costa Rica-after structural reforms … were introduced. The analysis covers pre- and post-reform years: in Argentina, 1988 and 1997, and in Brazil and Costa Rica … in Argentina and Brazil-that is, the adjusted wage differential between more educated and less educated women decreased …