<> <http://www.w3.org/2000/01/rdf-schema#comment> "The repository administrator has not yet configured an RDF license."^^<http://www.w3.org/2001/XMLSchema#string> . <> <http://xmlns.com/foaf/0.1/primaryTopic> <https://discovery.ucl.ac.uk/id/eprint/10128117> . <https://discovery.ucl.ac.uk/id/eprint/10128117> <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://purl.org/ontology/bibo/Article> . <https://discovery.ucl.ac.uk/id/eprint/10128117> <http://purl.org/dc/terms/title> "A bootstrap test for instrument validity in heterogeneous treatment effect models"^^<http://www.w3.org/2001/XMLSchema#string> . <https://discovery.ucl.ac.uk/id/eprint/10128117> <http://purl.org/ontology/bibo/abstract> "This paper develops a specification test for the instrument validity conditions in the heterogeneous treatment effect model with a binary treatment and a discrete instrument. A necessary testable implication for the joint restriction of instrument exogeneity and instrument monotonicity is given by nonnegativity of point-identifiable complier’s outcome densities. Our specification test infers this testable implication using a Kolmogorov-Smirnov type test statistic. We provide a bootstrap algorithm to implement the proposed test and show its asymptotic validity. The proposed test procedure can apply to both discrete and continuous outcome cases."^^<http://www.w3.org/2001/XMLSchema#string> . <https://discovery.ucl.ac.uk/id/eprint/10128117> <http://purl.org/dc/terms/date> "2013-10-15" . <https://discovery.ucl.ac.uk/id/document/1316414> <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://purl.org/ontology/bibo/Document> . <https://discovery.ucl.ac.uk/id/eprint/10128117> <http://purl.org/ontology/bibo/issue> "53/13" . <https://discovery.ucl.ac.uk/id/org/ext-72f3e2bb1349a948f03be17d6aeb54a5> <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://xmlns.com/foaf/0.1/Organization> . <https://discovery.ucl.ac.uk/id/org/ext-72f3e2bb1349a948f03be17d6aeb54a5> <http://xmlns.com/foaf/0.1/name> "Centre for microdata methods and practice (cemmap)"^^<http://www.w3.org/2001/XMLSchema#string> . <https://discovery.ucl.ac.uk/id/eprint/10128117> <http://purl.org/dc/terms/publisher> <https://discovery.ucl.ac.uk/id/org/ext-72f3e2bb1349a948f03be17d6aeb54a5> . 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