Christian Hansen
Selected Publications
Sparse models and methods for optimal instruments with an application to eminent domain
We develop results for the use of LASSO and Post-LASSO methods to form first-stage predictions and […]
Latest version
Instrumental variables estimation with flexible distribution
Instrumental variables are often associated with low estimator precision. This paper explores efficiency gains which might […]
Previous version
Estimation with many instrumental variables
Using many valid instrumental variables has the potential to improve efficiency but makes the usual inference […]
Previous version
Instrumental variables estimation with flexible distribution
Instrumental variables are often associated with low estimator precision. This paper explores efficiency gains which might […]
Latest version
Estimation with many instrumental variables
Using many valid instrumental variables has the potential to improve efficiencybut makes the usual inference procedures […]