Showing 1 - 10 of 46
We analyze the effect of substituting a weekly mathematics lessons in primary school grades 1-3 with a lesson in mathematics based on chess instruction. We use data from the City of Aarhus in Denmark, combining test score data with a comprehensive data base from administrative register. We use a...
Persistent link: https://www.econbiz.de/10011346589
This paper derives the conditions under which fitness-reducing alleles can survive in a long-run stationary equilibrium for a trading population, extending the results in Saint-Paul (2002) for arbitrary systems of sexual reproduction. -- trade ; genotypes ; natural selection ; gene-culture...
Persistent link: https://www.econbiz.de/10003297701
We examine the dynamic evolution of incomes, both disposable and gross, for several groups in the PSID panel data at several points from 1968 to 1997. We employ the extended Kolmogorov-Smirnov tests of First and Second Order Stochastic Dominance (SD) as implemented by Maasoumi and Heshmati...
Persistent link: https://www.econbiz.de/10003085745
Gary Becker's theory of discrimination argues that increasing competition will reduce discrimination in the labor market. We use the Colombian trade liberalization episode over the period 198491 to investigate this claim on plant-level data in three ways. First, we examine whether women are...
Persistent link: https://www.econbiz.de/10003831805
This paper presents a tractable formalization and an empirical investigation of the quality-complementarity hypothesis, the hypothesis that input quality and plant productivity are complementary in generating output quality. We embed this complementarity in a general-equilibrium trade model with...
Persistent link: https://www.econbiz.de/10003794048
We use plant output and input prices to decompose the profit margin into four parts: productivity, demand shocks, mark-ups and input costs. We find that each of these market fundamentals are important in explaining plant exit. We then use variation across sectors in tariff changes after the...
Persistent link: https://www.econbiz.de/10003863653
The objective of this paper is to analyse the existence or not of a wage curve in Colombia, paying special attention to …
Persistent link: https://www.econbiz.de/10003901811
This paper surveys gender earnings gaps in Colombia from 1994 to 2006, using matching comparisons to examine the extent … America ; Colombia ; matching …
Persistent link: https://www.econbiz.de/10008688737
production of one such resource coca paste into Colombia, where most coca leaf is now harvested. Our analysis shows that this …
Persistent link: https://www.econbiz.de/10003594443
the household or the outcomes of these investments. Results using data from Colombia suggest that family size has negative … alternative sub-samples. -- Fertility ; household behavior ; children's well-being ; Colombia …
Persistent link: https://www.econbiz.de/10003697364