With the Fox News data (foxnewsdata), determine what the best predictor is of the change in Republican vote share (r_vote_share_ch), among foxnews, male_ch, hisp_ch, black_ch, coll_ch pop_ch, and...

With the Fox News data (foxnewsdata), determine what the best predictor is of the change in Republican vote share (r_vote_share_ch), among foxnews, male_ch, hisp_ch, black_ch, coll_ch pop_ch, and unemp_ch. Use votes1996 as the weight for the models and robust standard errors.