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We show that the generalized method of moments (GMM) estimation problem in instrumental variable quantile regression (IVQR) models can be equivalently formulated as a mixed integer quadratic programming problem. This enables exact computation of the GMM estimators for the IVQR models. We...
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We propose a semiparametric estimator to determine the effects of explanatory variables on the conditional interquantile expectation (IQE) of the random variable of interest, without specifying the conditional distribution of the underlying random variables. IQE is the expected value of the...
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This study aims to examine the impact of following ISO management system standards on economic sentiment indicator (ESI) as proxy of economic agents’ general view concerning economic activity, for 21 European Union member states over 2005-2014. The empirical research comprises ISO standards...
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We examine the relationship between elections, political connections, and cash holdings in Ghanaian local assemblies. Using a panel dataset of 179local assemblies over a period 2012 to 2017, a panel regression and the generalized method of moments estimation techniques was employed for the...
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