3ð åžå Žåæã®èª€ã
ãã®èšäºã¯ä»¥å玹ä»ããã
è² ããèŠå ãïŒïŒåãŸãšããŠã¿ãŸããïŒ
ã®äžã«ã¯
ð åžå Žåæã®èª€ã
ã«ã€ããŠããã«æ·±ãæãäžããªãã
åžå Žã®åæã誀ãã®ããåå ãå¿çåŠçèŠç¹ãã確èªããŠãããŸãã
1確蚌ãã€ã¢ã¹ïŒConfirmation BiasïŒ
ãŸãã¯ç¢ºèšŒãã€ã¢ã¹ã§ãã
ããã¯ã人ãèªåã®æã€ä¿¡å¿µãäºæž¬ãæ¯æããæ
å ±ã«ã¯ææã§ãããã«åããæ
å ±ãç¡èŠããåŸåã«ãããŸãã
ãã¬ãŒãã«ãããŠã¯ããã®ãã€ã¢ã¹ãåžå Žåæãæ
å ±åéã®éçšã§é¡èã«çŸããŸãã
å ·äœäŸ
è²·ãããžã·ã§ã³ã®äŸ
ãã¬ãŒããŒãããé貚ãã¢ã«å¯ŸããŠåŒ·æ°ã®èŠéããæã£ãŠããå Žåããã®é貚ãã¢ã®äŸ¡æ Œãäžæããããšã瀺åãããã¥ãŒã¹ãåæå ±åã«ã¯æ³šæãæããŸãããäŸ¡æ Œãäžèœããå¯èœæ§ã瀺åããæ å ±ã¯ç¡èŠããåŸåããããŸãã
ãŸãéããããã§ãããã¬ã³ãã«ä¹ãããšã¯è¯ãäºã§ããããããåæã®çµæãªã®ããã€ã¢ã¹ãªã®ãå€æãå¿ èŠã§ãã
2éä¿¡ïŒOverconfidenceïŒ
次ã«éä¿¡ãåãäžããŸãã
ãã¬ãŒããŒãèªèº«ã®åæèœåãåžå Žäºæž¬ã®æ£ç¢ºãã«å¯ŸããŠãçŸå®ä»¥äžã«é«ãèªä¿¡ãæã€ç¶æ
ãæããŸãã
ãã®éä¿¡ãåå ã§ãé倧ãªãªã¹ã¯ãåãè¡åã«åºããããªããŸãã
å ·äœäŸ
倧ããªããžã·ã§ã³
éå»ã«æåããååŒçµéšããããã¬ãŒããŒãèªåã®å€æã«é床ã«èªä¿¡ãæã¡ãéåžžããã倧ããªéé¡ãæè³ããã±ãŒã¹ãåžå Žãäºæãã¬æ¹åã«åããå Žåãæ倱ã®èŠæš¡ã倧ãããªããŸãã
èªä¿¡ãæã€ããšã¯è¯ãäºã§ããããããããžã·ã§ã³æ°ãšæ¯äŸããããšã¯ãããããŸããã
ããžã·ã§ã³æ°ã¯è³é管çã«åé¡ãããã®ã§ãããŸã®èšŒæ éãã¿ãŠãããããã«ããŸããããã¹ããããã¹ãªãŒããŒã®èšå®å¿ã
èªä¿¡éå°ãªãã¬ãŒããŒã¯ãèªåã®åžå Žåæã絶察ã«æ£ãããšä¿¡ããŠãããããæ倱ãéå®ããããã®ã¹ããããã¹ãªãŒããŒãèšå®ããããšãæ ããã¡ã§ãã
ãã®çµæãåžå Žãå察æ¹åã«åããæã«å€§ããªæ倱ã被ããªã¹ã¯ããããŸãã
ããããã±ãŒã¹ããã®ãã¿ãŒã³ã¯ïŒå²ãè¶ ããåçã ããè² ãããããªããšæã£ãŠããžã·ã§ã³ãæã¡ç¶ãã人ãå€ãã§ãã
3æ倱åé¿ïŒLoss AversionïŒ
æ倱åé¿ã¯ã人ãåŸãå©çãããæ倱ãé¿ããããšããå¿ççãªåŸåã§ãããã¬ãŒãã§ã¯ããã®å¿çãäžå©ãªããžã·ã§ã³ã®ä¿æããæåãã®é 延ãšãã圢ã§çŸããããšããããŸãã
å ·äœäŸ
äžå©ãªããžã·ã§ã³ã®ä¿æ
å ã»ã©ãšå°ãéè€ããŸãã
ãã¬ãŒããŒãããããžã·ã§ã³ã§æ倱ãåºãŠããã«ãé¢ããããæ倱ã確å®ãããããªããšããçç±ã§ãããžã·ã§ã³ãéããã«ä¿æãç¶ããã±ãŒã¹ã
åžå Žãå埩ããããšãæåŸ ããŠãããããã°ãã°æ倱ã¯ããã«æ¡å€§ããŸããæåãã®é ã
ããžã·ã§ã³ãæ倱ãåºããŠããã«ãé¢ããããæ倱ãåãå ¥ããããšãã§ãããåžå Žãèªåã®æå©ãªæ¹åã«è»¢ããããšãæåŸ ããŠãæåããé©åãªã¿ã€ãã³ã°ã§è¡ããªãã±ãŒã¹ã
çµæãšããŠãå°ããªæ倱ã倧ããªæ倱ã«èšããããšããããŸãã
æåã«æ±ºããã«ãŒã«ã¯å¿ ãå®ãããã«ããŸãããã
ãŸãšã
FXãã¬ãŒãã«ãããŠãåžå Žåæã®èª€ãã¯å€ãã®å Žåãå¿çåŠçãªèŠå ã«æ ¹ãããŠããŸãã
確蚌ãã€ã¢ã¹ã¯ãèªãã®ä¿¡å¿µã«åèŽããæ
å ±ã°ãããåãå
¥ããå察ã®æ
å ±ãèŠéããåŸåã«ããããããåæãæªãã倧ããªåå ãšãªããŸãã
ãã¬ã³ãã«ä¹ãã®ã¯è³¢æã§ããããããæ ¹æ ã«åºã¥ãåæãªã®ãåãªãèªå·±ã®ãã€ã¢ã¹ãªã®ããèŠæ¥µããããšãéèŠã§ãã
ãŸããéä¿¡ã¯éå»ã®æåäœéšããç¡æèã®ãã¡ã«çãŸãããªã¹ã¯ç®¡çãããããã«ããäžå¿ èŠã«å€§ããªããžã·ã§ã³ããšããªã¹ã¯ãæããŸãã
è³é管çã®åºæ¬ã«ç«ã¡è¿ãã蚌æ éã«å¿ããããžã·ã§ã³æ°ã決ããã¹ãã§ãã
æ倱åé¿ã®å¿çããã¬ãŒããŒã®å€æãçãããèŠå ã®äžã€ã§ãäžå©ãªããžã·ã§ã³ãé·åŒãããããšã§ãå埩ãæãããŸããããªãæ倱ãå¢å¹ ãããŠããŸããŸãã
ãããããããã®å¿ççãªèœãšãç©Žã¯ãèªå·±èªèãšã«ãŒã«ã®åŸ¹åºã«ãã£ãŠä¹ãè¶ããããŸãã
èªãã®å¿çç¶æ ãæ£ããç解ããäžè²«ããã«ãŒã«ã«åºã¥ããŠè¡åããããšã§ãåžå Žåæã®ç²ŸåºŠã¯é£èºçã«åäžããŸãããã¬ãŒããŒã®çããã倱æã¯æåã®ããšã
ãããã®åå ãèŠã€ãçŽããåŠã³ã掻ãããŠã次ã®ã¹ããããžãšé²ã¿ãŸãããã
ããããã®å€±æã«ã¯ãä¹ãè¶ããããåãå åšããŠããã®ã§ãããã
é 匵ã£ãŠãããŸãããïŒ