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Finite-sample instrumental variables inference using an asymptotically pivotal statistic
Bekker, Paul A., (2001)
Bekker, Paul A., (2003)
COUNTS WITH AN ENDOGENOUS BINARY REGRESSOR: A SERIES EXPANSION APPROACH
Romeu, Andrés, (2004)
Counts with an endogenous binary regressor: A series expansion approach
Romeu, Andrés, (2005)