Direct link to paper: http://papers.ssrn.com/sol3/Delivery.cfm/SSRN_ID2176246_code1545989.pdf?abstractid=2176246&mirid=1 http://papers.ssrn.com/sol3/Delivery.cf

Direct link to paper: http://papers.ssrn.com/sol3/Delivery.cfm/SSRN_ID2176246_code1545989.pdf?abstractid=2176246&mirid=1 http://papers.ssrn.com/sol3/Delivery.cfm/SSRN_ID2176246_code... Someone more statistical than I can correct me on this, but by using on average 21 observations per movie (presumably for different weeks), aren't they creating dependence between observations which will artificially increase the p-values and r-squared?