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6

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7

ǢǨǅǇȬİ 2ó�ƥǔǭǠǧųÝǥdĲǒǠǌǻǚȉȨȏǨ 90�ǢƯ�ǥ�ǤǅƾWóǡdĲŉǊ�ǒǕǞ0ǻÐǽǹǤǊǸȬ500 ȉȨȏ;¡ǧdQÅǾŀ¹ǡǋǠǅǺǏǢǥǤǺƾİ 1 óǉǸľĿǒǠdĲǾĿǍǠǅǺdĲŉǨǣǧǷǆǤ�ƿǤǧǛǼǆǉƾǰǚȬİ 2óǡȋȦȜȣǉǸ��ōŕǒǤǊǸǴȬ¡ǧųÝǡ¥õǔǺdĲŉǨǣǧǷǆǤ�ƿǛǼǆǉƾ Ś 4ǥĢǒǚǧǨȬİ 1óǉǸİ 13óǰǡ1ǠdĲǔǺǧǨǣǧǷǆǤ�ƿǉǾ7ÛǒǚļÜ

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ǚƾǏǻǾǱǺǢȬǵǨǹİ 2 óǬǧdĲǵ1dĲǢYåǥȬ10ȩîýǡǨǄǺǊy«Ǩď«ǥ

Exp(B) B S.E.$�C�/F3$�0�;D

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8

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¡ƖƈȬƸ 3 ÎǧÞ4¯Ńıǧ�«ǥǷǝǠ+ǹǊċǓǠǅǺǏǢǊ7ǉǝǚƾy«ǵƖ�ÞJâċȬ¯Ń��Ǜǝǚ�ǧdĲǊǷǹ�ǌPÍǑǻǚȖȨȒǛǢǅǆǏǢǡǄǺƾ ǏǻǾƉǰǇǺǢȬJLPS-Hǧİ 2ó�ƥǾ]ǳǚ7ÛǥǞǅǠ��ǧǏǢǾºÃǡǋǺƾ ǰǕİ 2ó�ƥǧWóǾ7ÛǔǺƪǥǨȬWóǡt�ƘǅǨǄǺǴǧǧȬǘǧȖȨȒǊųÝƢ

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Exp(B) B S.E.$�C�/F3$�0�;D

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9

ƊŉȬƸ 3 Î¯Ń��ǥ+ǝǚǴǧǡǄǺǏǢǾůŷǔǺ¨ŝǊǄǺǢǅǇǺƾǤǈȬ1óǡǨǤǅǴǧǧ 3ó��Ǿ:ČǔǺnXǥǞǅǠǨȬ×ĬǡǨ7ÛǾŘǝǠǅǤǅǴǧǧYåǥă�ǧ�ǥ+ǝǚȖȨȒǢǤǝǠǒǰǆUŌ«ǊƸǅƾǘǧǚǳȬǣǧǷǆǤ+ǹǊŞǸǻǺǧǉǾĠ

ůǒǠǉǸ7ÛǾŘǆǏǢǊïǳǸǻǺƾ ȖȨȒǥ+ǹǊǱǸǻǺƪǧ�©ǢǒǠǥňǇǸǻǺǧǨ��ǧ 2ǞǡǄǺƾ 1 ǞǨȬȖȨȒǧ+ǹǾ;ÁǢǒǠcƵŨ�ǵŸŵȬļŵǧÁĢǾŘǆǏǢǡǄǺƾǚǢǇǩİ 1

óǉǸİ 13óǰǡ1ǠǾ"ČǔǺnXǥȬy«ǥ+ǹǊǱǸǻǺǚǳǥy«ǥƦ�ǒǠ7ÛǾŘǝǚǹȬy«ǊtǅȖȨȒǾ.ǥǒǚ7ÛļÜǡǄǺǏǢǾÌĢǒǚǹǔǺǏǢǊǡǋǺǛǼǆƾy«

ǧľĿȋȦȜȣǾ��Ġ'ǡǋǺǏǢǨ JLPS-H ȖȨȒǧuǋǤ:ÿǡǄǺƾy«ǧȡȂțȊȨȏǨď«ǥíǭǠtåǡǄǹȬtåǤȆȟȢȀǾȚȘȣȧȖȨȒǡáŦǡǋǺǏǢǧ®ŇǨuǋǅǢŤ

ǇǺƾ Ǵǆ 1 ǞǨȬĽť²òǾČǅǠȖȨȒǧ+ǹǾśêǒǠǒǰǆǏǢǡǄǺƾǏǧ 20 �ǮǣǧƣǥȬ

ȚȘȣųÝǥǈǍǺæ×ōŕǢǘǻǥ�ǝǠċǓǺșȂȀȏǥǞǅǠǨŸŵǊƖǳǸǻǠǈǹȬ

Inverse Probability WeightingòǾǨǓǳǢǒǠȬǘǧǷǆǤșȂȀȏǾśêǔǺĽť²òǊÁĢǑǻǠǅǺȪWooldridge 2002Ȭj× 2006ȫƾǏǧǷǆǤĽť²òǧƙČ#Ǩ¯�ǧȚȘȣųÝǊ�§ǡǄǹȬƸÞh�ÎǾƄÿǢǔǺǷǆǤȚȘȣųÝǥ�ǔǺBÜǨÌǸǉǡǨǤǅǴǧǧȬ

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©ŶȧdĲ,[ǧƤƕǾáŦǒǠǋǚǊȬǘǻ�sǧ)�ƣǧĔƃ«ǥlǟǌæ×ōŕǥǞǅ

ǠǨáŦǡǋǠǅǤǅ4ƾǘǧǚǳȬǚǢǇǩƭ�ǵ�Ŋ/Ȭ)�ǧ«àȬ6ƊƩ�ǤǣǊdĲ,

[ǥ�ƱǒǠǅǺǉǣǆǉǨ7ǉǝǠǅǤǅƾǘǧ®^ǡȬ�ǥƐǭǚōŕǬǧ�©ǥǴƦđǊ

ǄǺǢǅǇǺƾǏǧǷǆǤƦđǾƉǰǇǞǞ7ÛǵŸŵǾŘǝǠǅǌ~FǊïǳǸǻǺǛǼǆƾ 3

Brinton, Mary C., 2008, Lost in Transition: Youth, Work, and Instability in

Postindustrial Japan, Massachusetts: Cambridge University Press. ȪȲĆčÓVĖ(ȧðØIħŪȬ2008ȬǂvǽǻǚnǾ¾ǒǠ―ȥȏȗȎȄȘȤȨȍȠȦǧģ��―ǃNTT6Ăȫ

×čĎĶȬ2005ȬǂœŉǢ��―ǀ�ÞĻĎǧ�ŊǁǾƅǇǠǃÚ�u�6Ă�ȭ �2�Ȭ2008ȬǀȚȘȣųÝǥ�ǔǺK=·\ŉǧ,[―ƸÞċǾ�ŻǢǒǚųÝȖȨȒǾǴǢǥ―ǁǂĮÄu�u�Ƨģ��ğĭĨ�mǃ15: 81-94.

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4 �ǥİ2ó�ƥǡ¬mǾ¤ǸǻǚǢǒǠǴȬ500;¡ǧãǳǠƦǸǻǚȉȨȏǥǞǅǠ¬mǊǄǹȬİ 1ó�8ǧȋȦȜȣǧǆǜ 7000��ǧȉȨȏǥǞǅǠ¬mǊǤǅǏǢǥǤǺƾǘǧǚǳȬǢǌǥ8ÕōŕǾüǔǺƪǥǘǧ¬mǾČǅǺǏǢǨ�UŌǥƎǅƾ

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