Showing 1 - 10 of 724
Proxy variables are often used in linear regression models with the aim of removing potential confounding bias. In this paper we formalise proxy variables within the potential outcome framework, giving conditions under which it can be shown that causal effects are nonparametrically identified....
Persistent link: https://www.econbiz.de/10011502831
Estimators of average treatment effects under unconfounded treatment assignment are known to become rather imprecise if there is limited overlap in the covariate distributions between the treatment groups. But such limited overlap can also have a detrimental effect on inference, and lead for...
Persistent link: https://www.econbiz.de/10010467806
Causal effects of a policy change on hazard rates of a duration outcome variable are not identified from a comparison of spells before and after the policy change, if there is unobserved heterogeneity in the effects and no model structure is imposed. We develop a discontinuity approach that...
Persistent link: https://www.econbiz.de/10010403911
biases. Benefiting from a special feature of the University Admission system in China, which has clear cutoffs for university … average treatment effects might understate the true effects of the university expansion program introduced in China in 1999 … and thereafter. -- Rate of return to education ; regression discontinuity design ; China …
Persistent link: https://www.econbiz.de/10003939256
Persistent link: https://www.econbiz.de/10001776067
China is perceived to rely on subsidizing firms in targeted industries to improve their performance and stay …
Persistent link: https://www.econbiz.de/10013187211
market. Using aggregate data from Chinese prefectural cities (2000-2016) and individual longitudinal data from China, we find …
Persistent link: https://www.econbiz.de/10011998802
We provide novel evidence on the effectiveness of mandated changes in Russian transparency and disclosure (henceforth T&D) rules in boosting shareholder welfare. We focus on the staggered implementation of these T&D reforms initiated in 2002 and implemented during 2003-07. Using difference in...
Persistent link: https://www.econbiz.de/10011457931
Political economists interested in discerning the effects of election outcomes on the economy have been hampered by the problem that economic outcomes also influence elections. We sidestep these problems by analyzing movements in economic indicators caused by clearly exogenous changes in...
Persistent link: https://www.econbiz.de/10003289884
We document dramatic rising wages in China for the period 1978-2007 based on multiple sources of aggregate statistics …-intensive and labor-intensive industries have widened. Comparisons of international data show that China's manufacturing wage has … already converged to that of Asian emerging markets, but China still enjoys enormous labor cost advantages over its …
Persistent link: https://www.econbiz.de/10003976837