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Semiparametric estimation of instrumental variable models for causal effects
Abadie, Alberto, (2000)
When to control for covariates? : Panel-asymptotic results for estimates of treatment effects
Angrist, Joshua D., (1999)
Die Kausalanalyse : ein Instrument der empirischen betriebswirtschaftlichen Forschung
Hildebrandt, Lutz, (1998)
Econometric theory
Davidson, James E. H., (2000)
Econometric modelling of the sterling effective exchange rate
Davidson, James E. H., (1985)
A Wald test of restrictions on the cointegrating space based on Johansen's estimator
Davidson, James E. H., (1998)