Page 462 - DECO401_MICROECONOMIC_THEORY_HINDI

O;f"V vFkZ'kkL=k osQ fl¼kar

uksV ;fn 100 #- thrus dh laHkkouk 20 izfr'kr gS rFkk 100 #- gkjus dh 80 izfr'kr gS rks bls izfrowQy tqvk
(unfair gamble) dgrs gSaA ;g vkSlru] gkjus dh laHkkO;rk gSA blosQ eqdkcys] ;fn 100 #- gkjus dh
laHkkO;rk 20 izfr'kr gS vkSj 100 #- thrus dh 80 izfr'kr rks ;g vuqowQy tqvk (favourable gamble)
gksrk gSA
vc nks flDdk mNkyus osQ [ksy (coin tossing game) dh rqyuk dhft,] igys [ksy esa] 100 #- gkjus
;k thrus dh laHkkO;rk 50 izfr'kr gS rFkk nwljs [ksy esa 200 #- thrus ;k gkjus dh leku laHkkO;rk
(50 izfr'kr) gSA nksuksa vuqowQy tq, gSa tks 'kwU; ;ksx (zero sum gamble) tq, gSaa foaQrq nwljs [ksy esa
vfèkd tksf[ke gS D;ksafd ;fn [ksy dh igyh mNky (toss) osQ ckn jksd fn;k tkrk gS rks f[kykM+h igys
[ksy (50 #-) dh vis{kk nwljs [ksy esa (100 #-) vfèkd thrsxk ;k gkjsxkA
tq, osQ izfr O;fDr osQ O;ogkj (Individual Attitudes to Gambling)

tq, osQ izfr rhu izdkj osQ O;fDr osQ O;ogkj gSa tks ,d O;fDr osQ vuqowQy tq, dks Lohdkj djus ;k u djus
ij fuHkZj djrs gSaA

tksf[ke rVLFk (Risk Neutral)
,d tksf[ke rVLFk O;fDr ckj&ckj [ksyus okyk tqvkjh gS ftldk mn~ns'; viuh thrh xbZ jde dks
vfèkdre djuk gSA mldh ,dek=k fpark mlosQ nk¡o osQ visf{kr ewY; gSaA ,slk blfy, gS fd tc ,d flDdk
ckj&ckj vDlj mNkyk tkrk gS rks ;g vkSlru viuk visf{kr ewY; ykSVkrk gSA
;g fp=k 28-4 esa fn[kk;k x;k gS ftlesa fcanq A rFkk B dk leku visf{kr ewY; gS rFkk os ckj&ckj [ksyus
okys tqvkjh osQ fy, leku :i ls vkd"kZd gSaA ;g ekudj fd tqvkjh osQ ikl nk¡o yxkus osQ fy, 100
#- gSa vkSj 'kh"kZ (head) vkus dh laHkkO;rk 50 izfr'kr gSA rFkk iV (tail) vkus dh Hkh 50 izfr'kr gS rks
fcanq A ij tq, dk visf{kr ewY; gSμ

E ¾ 0-50 (100 #-) $ 0-50 (100 #-) ¾ 50 $ 50 ¾ 100 #-
v
fcanq B ij tq, dk visf{kr ewY; gSμ
E ¾ 0-50 (80 #-) $ 0-50 (120 #-) ¾ 40 $ 60 ¾ 100 #-
v
fp=k 28-4

Rs.
120
100 A
80 B
Tail 60
40 C
20
0
2040 6080100120140160 Rs.
Head

blh izdkj fcanq C ij rFkk vU; fcanqvksa ij ;fn og flDdk mNkyus dk tqvk tkjh j[krk gS rks vkSlru
100 #- gksxkA
,d tksf[ke rVLFk tqvkjh bZekunkjh laHkkouk (fair odds) viukus osQ ckjs esa rVLFk gksrk gSA ,slk blfy,
gS fd og flDdk mNkyus dk [ksy ckj&ckj vius tksf[ke dk fofoèkhdj.k dj ldrk gS rFkk nh?kZdky esa

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