Econ2300.

Consider the following regression model Y=Bo+ B1X1+ B2X2+ u where E[ulX] , X2]= 0. Suppose X, and X, are highly (but not perfectly) correlated. Then, Oa. OLS estimators are biased. O b. OLS estimators are not consistent. Oc. OLS estimators will have large standard errors. Od. One of X, , X,, or the constant should be dropped. e. B cannot be interpreted as the population intercept