TABLE VI traditional methodology, ln(OPENREV) (1) all (2) all +MALTIN (3) DURING=1 (4) DURING=1 +MALTIN ou 0.22 (0.05)*** 0.15 (0.05)*** 0.25 (0.05)*** 0.18 (0.05)*** uu 0.37 (0.06)*** 0.25 (0.06)*** 0.40 (0.06)*** 0.28 (0.07)*** maltin 0.26 (0.04)*** 0.27 (0.05)*** screens 1.22 (0.05)*** 1.22 (0.05)*** 1.17 (0.05)*** 1.17 (0.05)*** fourday 0.07 (0.06) 0.13 (0.06)** 0.07 (0.08) 0.12 (0.08) const 12.65 (0.16)*** 12.15 (0.17)*** 12.68 (0.21)*** 12.13 (0.23)*** N 609 609 492 492 R2 0.76 0.78 0.76 0.77 mktbox.txt rows: 361; weekends in movie data: 361; weekends matched: 361 max within-weekend relative spread in deflated MKTREV: 0.0000 TABLE VII ln(MKTREV - SOPENREV), weekend level, HC1 SEs (1) f=Sum (2) f=Mean dur 0.01 (0.03) -0.03 (0.05) oudur 0.03 (0.04) 0.09 (0.07) uudur -0.09 (0.06) -0.04 (0.08) ou -0.03 (0.04) -0.08 (0.06) uu 0.08 (0.06) 0.09 (0.07) maltin -0.01 (0.01) -0.06 (0.04) screens -0.03 (0.01)** -0.04 (0.03) fourday 0.27 (0.06)*** 0.27 (0.06)*** const 17.36 (0.06)*** 17.54 (0.13)*** N 346 347 R2 0.66 0.54 mean competitors' weekend revenue (sum version): $48.1m (paper: $48m)