Multiple Choice
Failure to follow the treatment protocol means that
A) the OLS estimator cannot be computed.
B) instrumental variables estimation of the treatment effect should be used where the initial random assignment is the instrument for the treatment actually received.
C) you should use the TSLS estimator and regress the outcome variable Y on the initial random assignment in the first stage to get predicted values of the outcome variable.
D) the Hawthorne effect plays a crucial role.
Correct Answer:
Verified
Correct Answer:
Verified
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