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# mcfadden - 244 D McFadden Table 5.2 An MNL model for travel...

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Unformatted text preview: 244 D. McFadden Table 5.2 An MNL model for travel mode choice (model a)3 Parameter estimate Variable Symbol (standard error) __________________.__.._____—- Cost/wage, in minutes per C/W ——0.037 round trip (0.006) On-vehicle time, minutes OVT —0.010 per round trip (0.009) Access time, minutes per AT -—0.054 round trip (0.010) Auto alone dummy DA —0.03 (0.37) Rail transit dummy DR — 1.06 (0.28) Carpool dummy DC - 1.74 (0.37) Log likelihood" — 505.10 ____________________.___.—_——————————-—-——--— 3The alternatives and sample for this and following models are Mode Number Percent share A : Auto, driven alone 378 61.4 B: Bus 68 11.0 R: Rail rapid transit 33 5.4 C: Carpool 137 22.2 616 i"I‘he log likelihood with dummies only is — 567.60. 245 Econometric Models of Probabilistic Choice 36% I 808 5.. 58 3o 88 a: I 2 «.8 25 I c 5.8 885 I 85.8 337 38.8 88.7 6.5% 88 K . V 3.8“ I Q8 “2 8:8 :3 I 98.8 equ 3.8 8.0 28.8 deI 35.8 ~85 88.8 85.? 855:. gm mbmv‘ Q h 3.8m I 5.8 8; f8 8a :68 a: I : m8 8.8 \$08 Sod I 28.8 N85 I p88 :3 I .836 :mr—mhh. KMDV < o N2: I e8 :6 :38 a: 9.08 NS 3:8 “ET 358 \$37 a 5.8 ~88: :88 :27 8:2 -5280 Bacosom D M m V 2.8“ I :28 one 58 go 5.8 88 \$8 3.0 358 \$27 65.8 837 88.8 :3 I 855.6 6850 ,9me Q? v doscmlwm 3:0 meme—56 5:5 v8.53: m2 22.» N6 033 com .muuoE can 358:; .«o mcoEaaun Sm. 8.8m I 2:8 I 5.8 §8 So :3 38 E8 N: I on? 3.8 3.8 a: I :3 I A88 ME I #08 8; 2 5.8 c 5.8 Red SET :58 :58 GET 827 88.8 :88 EST 83: 8:56 383 0:03 EEO 0:8 :20 wuzm ANWN m N 15223.: usu— o=_a> cams—u:— EEEE 555\$?— Q0 QM Q V h v. Rx» 0 EC 3.2.; 22.52% “moi—:28 3.25:: 3.: 3:95—95 Eve—z oomozo 25.: 32w: .0 £358 422 3:82 mi 3.1.! Econometric Models of Probabilistic Choice 247 Table 5.4 Full information estimates of MNML models __________________._.———————————— Model 2 6 Preference tree Own auto access Transit distinct Parameter estimatesa (standard errors) C/ W —0.029 —0.056 (0.006) (0.009) OVT —0.007 -0.015 (0.006) (0.010) AT —0.032 —0.055 (0.010) (0.013) AD 0.37 0.09 (0.29) (0.47) RD -0.30 1.21 (0.31) (0.38) CD — 1.11 3.48 (0.34) (0.66) Left inclusive value 0.48 2.60 (0.14) (0.42) Right inclusive value 0.59 1 .35 (0.16) (0.46) Log likelihood” -—501.1 —491.1 __'_______,_____.__.__.———————-—-r Source: From Cosslett (1978). 8For deﬁnitions of variables and modes, see table 5.2. I"The log likelihood with dummies only is -567.60. ...
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• Spring '06
• IMBENS
• Rail transport, Rapid transit, Light Rail, log likelihood, Dummy, Econometric Models of Probabilistic Choice

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mcfadden - 244 D McFadden Table 5.2 An MNL model for travel...

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