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heteroscedasticity that depends on an index different from that underlying the “mean-response”. We show that such (multiplicative …) heteroscedasticity, whose form is not parametrically specified, effectively induces exclusion restrictions on the outcomes equation. The …
Persistent link: https://www.econbiz.de/10005822740
eliminate the unobserved heterogeneity term and at the same time to identify the parameters of the model. We then propose GMM … finite sample performance of our GMM estimators. …
Persistent link: https://www.econbiz.de/10010598555
internalise all efficiency gains from offshoring. …
Persistent link: https://www.econbiz.de/10009149157
We provide first evidence regarding the direct impact of educational mismatch on firm productivity. To do so, we rely on representative linked employer-employee panel data for Belgium covering the period 1999-2006. Controlling for simultaneity issues, time-invariant unobserved workplace...
Persistent link: https://www.econbiz.de/10010884237
The Great Chinese Famine of 1959-1961 is puzzling, since despite the high death rates, there is no discernable diminution in height amongst the majority of cohorts who were exposed to the famine in crucial growth years. An explanation is that shorter children experienced greater mortality and...
Persistent link: https://www.econbiz.de/10005761777
Assessing the migration potential and predicting future migration streams are among the most relevant, yet least well understood topics of migration research. The usual approach taken to address aggregate-level prediction problems is to fit ad hoc specifications to historical data, and to...
Persistent link: https://www.econbiz.de/10005762287
In this paper we study the performance of the GMM estimator in the context of the covariance structure of earnings …
Persistent link: https://www.econbiz.de/10008568309
What role does labor play in firms’ market value? We explore this question using a production-based asset pricing model with frictions in the adjustment of both capital and labor. We posit that hiring of labor is akin to investment in capital and that the two interact, with the interaction...
Persistent link: https://www.econbiz.de/10005233766
inflation/unemployment responses to money growth shocks. SVAR (structural vector autoregression) and GMM (generalised method of …
Persistent link: https://www.econbiz.de/10005030883
It has traditionally been argued that the development of telecommunications infrastructure is dependent on the quality of countries’ political institutions. We estimate the effect of political institutions on the diffusion of three telecommunications services and find it to be much smaller in...
Persistent link: https://www.econbiz.de/10005703017