CGM Consumer Generated Media 2 CGM CGM CGM CGM CGM 2

5 1

CGM Consumer Generated Media 2 CGM CGM CGM CGM CGM 2

1. 2. 3. 4. 4 1 4 2 5. 5 1 5 2 5 3 6. 6 1 6 2 6 3 7. 3

1 1990 (2008) ( ) CGM(Consumer Generated Media: ) CGM CGM 2 3 4 4

5 6 7 1. CGM(Consumer Generated Media ) SNS CGM CGM CGM NTT (2008) 2 1 CGM ( ) CGM 1998 5 5

CGM CGM 2 1 NTT (2008) 3 6

(2007) 2006 6 4 4 2007 212 4 4 1 2007 1 225 225 212 212 12 2544 4 2 1 2007 2007 4 2008 3 7

Y [ ] a X X X [ ] X LOG X X X X X X Yahoo JAPAN Yahoo 2 JAPAN1000 2 8

Yahoo! 2007 Yahoo! 4602 Yahoo! 2ch Yahoo! NEEDS-FAME NEEDS FINANCIAL QUEST 1 3 (2008) 9

1 2 EDINET LOG 21 4 CB (2008 ) CB 200 1 0 CB 5 4 Matteo(2006) 5 10000 31 10

(1991) 1 ( ) 4 1 4 1 120770562 172764869 1937140000 72118 66640500 % 20.612 13.496 191.283 4.420 17.525 610 1260 17987 0 284 820090.1 748249.8 5245542.0 34912.2 595774.1 88450 124473 1071240 4103 43709 % 81.333 14.775 99.092 31.884 84.246 LOG 6.146 0.568 8.189 5.096 6.117 3.199 4.828 40 0 1 0.627 0.484 1 0 1 3.631 2.051 23.747 0.649 3.086 % 3.723 2.106 23.747 0.649 3.189 3.882 2.116 23.747 0.649 3.424 10 % 1.592 0.150 1.8275 1.315 1.635 11

5 5 1 CGM 3 1 1 5 2 4 2 1 (1) (2) 4 2 5 3 5 1 5 2 12

5 1 (1) (2) (1) (2) 491.40 269.75 0.002 0.003 (19.347) (9.395) (11.477) (14.316) -40.64 0.0006 (-0.950) (1.907) 222.48 0.053 (6.134) (3.314) 182237-6.267 (2.389) (-12.519) 29785-0.121 (3.426) (-2.294) 108201-1.435 (1.394) (-2.687) 85752 1.085 (5.122) (9.495) 58267 1.141 (3.574) (10.261) 112439 2.291 (7.002) (20.944) 950717 13.959 (3.868) (8.320) 907986-2882077 19.161 14.647 (25.548) (-4.666) (66.088) (3.419) 0.128 0.207 0.049 0.394 2544 2544 2544 2544 t 1 5 10 13

5 2 241.07 231.54 0.005 0.004 (10.202) (9.070) (12.514) (11.724) -202.29-0.0053 (-2.628) (-4.769) 3069.01 0.051 (0.616) (0.707) 3942.93 0.260 (0.587) (2.668) -7481.13 0.239 (-1.128) (2.481) 54532.2 1.425 (8.339) (15.023) 10 35016.4 10 2.767 (0.330) (1.799) 0.894 0.898 0.592 0.650 2544 2544 2544 2544 t 1 5 10 5 1 (1) 491.40 1 (2) 269.75 1 (1) 0.002 (2) 0.003 14

(1)(2) 1 5 2 1 5 4 2 6 1 231.54 23154 1 2007 1 610 7 610 23154 14123940 1 1 14123940 120770562 11.7 610 0.004 20.612 12.7 12 12 6 (2) 7 4 1 15

2 1 1 5 3 5 3 2008/10/29 AM9:00 2008/10/30 AM9:00 225 1 10 71 1 8 1 16

24 5414 202 3.73% 4 9 6 1 6 1 9 158 17

( ) 10 2 2 6 2 1 2 2 1 LOG LOG 2 2 6 3 2 1 6 1 10 (2003) 18

6 2 2 2 6 3 6 4 19

6 1 LOG LOG LOG LOG LOG 239.773 528.807 0.002 0.011 (6.187) (11.987) (15.761) (11.987) -0.072 5.909-0.00012 0.00069 (-0.880) (0.270) (0.373) (0.270) 2.377 6.098 237.730 0.006 (4.802) (8.308) (1.877) (8.308) 60203-78137 -0.139-0.927 (4.922) (-9.298) (-3.417) (-9.298) 172976-422882 -1.087-0.485 (0.978) (-11.716) (-1.618) (-11.716) 165342 43531 0.834 1.053 (4.724) (5.721) (6.364) (5.721) 115605 26833 0.881 1.039 (3.473) (3.544) (7.076) (3.544) 194582 54750 1.783 2.175 (6.007) (7.056) (14.744) (7.056) 1923773 28091 10.428 6.913 (4.157) (1.789) (6.031) (1.789) 3993686-5366497 8.136 48.420 (3.274) (-11.835) (1.768) (-11.835) 0.189 0.448 0.414 0.399 1272 1272 1272 1272 t 1 5 10 20

6 2 LOG LOG LOG LOG LOG 205.82 354.35 0.003 0.013 (5.416) (11.346) (9.912) (12.277) -278.70-155.60-0.00734-0.00562 (-1.922) (-2.728) (-7.474) (-2.943) 4872.68-5640.40 0.065-0.214 (0.660) (-1.004) (1.297) (-1.137) -3901.45 8108.74-0.029 0.500 (-0.278) (1.779) (-0.303) (3.274) -15417-3236.86-0.010 0.392 (-1.130) (-0.711) (-0.104) (2.570) 80994 32534 0.964 1.520 (6.140) (7.035) (10.797) (9.821) 10-11157 33835 10 1.236 0.893 (-0.054) (0.440) (0.887) (0.347) 0.894 0.840 0.750 0.618 1272 1272 1272 1272 1 5 10 21

6 3 230.97 1544.36 0.002 0.016 (6.625) (20.706) (16.879) (11.602) 16.774-116.749 0.00039 0.00166 (0.282) -3.618 (1.423) (2.329) 1.609 5.674 0.076-0.018 (3.487) (11.292) (4.879) (-0.574) 51183 276418-5.122-9.370 (0.472) (5.026) (-12.084) (-7.350) 45070-79040 -0.141-0.852 (4.104) (-7.690) (-3.417) (-4.092) 112369 42653 0.757 1.200 (3.944) (4.665) (6.412) (5.834) 74389 16314 0.991-1.068 (2.731) (1.780) (8.799) (5.197) 143279 33935 2.027 2.092 (5.391) (3.567) (18.450) (10.085) 1116290-332413 8.743 7.843 (3.019) (-1.942) (5.714) (2.091) -2479713-1044842 15.477 44.619 (-2.722) (-2.281 (3.906) (4.338) 0.166 0.678 0.461 0.385 1596 948 1596 948 t 1 5 10 22

6 4 175.52 839.74 0.003 0.016 (5.950) (12.658) (13.473) (9.561) -0.282-0.109-0.000006-0.000005 (-2.715) (-1.064) (-7.102) (-1.796) 3538-2055 0.044 0.036 (0.609) (-0.191) (0.882) (0.132) -8930 15152-0.127 0.623 (-0.854) (-2.039) (-1.427) (3.357) -12756-5179 0.050 0.400 (-1.261) (-0.690) (-0.584) (2.133) 62432 28972 1.096 1.440 (6.325) (3.764) (13.012) (7.491) -61909-180403 -1.976 2.015 (-0.420) (-1.284) (-1.571) (0.574) 0.911 0.008 0.755 0.593 1596 948 1596 948 1 5 10 2 1 6 1 6 2 6 1 266.96 495.90 1 0.002 0.011 1 6 2 23

6 2 11 35435 20582 1.7 0.013 0.003 4.3 1 t -3.02-9.55 2 2 6 3 6 4 6 3 230.97 1544.36 1 0.002 0.016 1 83974 17552 4.8 0.016 0.003 5.3 1 t 25.47-7.43 2 11 1 6 2 24

2 5 6 2 25

Motterlini, Matteo(2006) Economia emotive:che cosa si nasconde dietoro i nostri conti quotidiani,rizzoli ( 2008 (2006) http:// infoshako. sk.tsukuba. ac.jp/~ishii/education/ thesis2007/ootsuka200 6.pdf (2006) BBS http:// db1. wdc-jp.c om/cgi- bin/ jssp/ wbpnew/ master/ download.php? submiss ion_id=2006-e-0160&type=1 (2005) - 45 11,pp.34 62 (1991) 20,pp.1-17 (2003) 15 2 pp.33-46 (2008) 2008 NTT (2008) http://www.keieiken.co.jp/aboutus/newsrelease/080124/index2.html 26

1 ( ) S 5401 5401 Re: GM 7203 NY 74 7203 9984 5401 2 7203 740 4 225 739 4 3 9984 27