Page 88 - DECO402_MACROECONOMIC_THEORY_PUNJABI

smStI ArQSwsqr dy isDWq

È؇ auh SC Y mwqrw Krc krdw hY[
1 1
ies isDWq dy muqbk apBOg iksy apBogqw dy jIvn kwl dy pRqXwiSq
Awmdn dw Pln hY jyVw ik ausdy sMswDnw qy inrBr krdw hY[ kuJ
sMswDnW iv`c auhnW dI cwlU Awmdn (Y ) BwvI pRqXwiSq Srm Awmdn
1
dw vrqmwn mu`l (Y ) Aqy pirsMpiqAw dw vrqmwx mu`l (A ) Swml hY[
e
Lt t
apBog Pln ƒ ies qrW pyS kIqw igAw jw skdw hY :
C = f (V ).
t t
…(1)
icqr 9.2
ijQy V = kul sMswDn smy t qy[
t
AMgy, V = f ( Y + Y + A ) …(2)
e
t t Lt t
ijQy Y = cwlU Awmdn Y = BwvI pRqXwiSq Srm Awmdn dw vrqmwn mul (present value of future
e
t Lt
expected labour income in period t); Aqy A = pirsMpiqAW dw smy t qy mu`l[
t
smIkrx (2) ƒ (1) iv`c pRiqsDwpn krky Aqy (2) ƒ ryKIX bxwkr, Aqy iBn Awmdn vrgw dw Bwirq Aosq
(weighted average) krx qy, kul aupBog Pln hY –
C = a Y + a Y + a A …(3)
e
t 1 t 2 L 3 t
ijQy a = cwlU Awmdn dI MPC; a = pRqwiSq Srm Awmdn dI MPC; Aqy a pirsMpiqAW dI MPC, hux
1
3
2
APC hY,
C t a + a Y L e + a A t
Y t 1 2 Y t 3 Y t
lMmy smy jW smy prXnq (over time), APC siQr hUMdI hY ikauik cwlU Awmdn iv`c Srm Awmdn dw ihsw Aqy
kul sMpiqAW dw cwlU mwmdn dy nwl Anupwq siQr rWihdy hn, jd ArQ-ivvsQw virDI krdI hY[
jIvn c`kr isDWq dy AwDwr qy, eynfo Aqy moidglXwnI QoVy smy dy Aqy lMmy sky dy apBog PlnW dw inrmwx
krx dy leI Anyk AiDAn kIqy[ iek iqrXk Cyd AiDAn qo pqw cwilAw hY ik G`t Awmdn vrgW iv`c
ApySwkirq v`D ivAkqI G`t Awmdn p`Dr qy sI ikauik auh Awpxy jIvn dy AMq dy smy iv`c sI[ ies qrW
auhnW APC v`D sI[ dujI qrP, v`D Awmdn vrg nwl sMbD rKx vwly Aosq qo v`D ivAkqI v`D Awmdn p`Dr
qy sI[ ikauik auh APC Awpxy jIvn dy iv`cly swlW iv`c sI[ ies qrW auhnW dI APC ApySwkirq G`t sI[
kul imlwky ijvy ijvy Awmdn v`D rhI sI, auvyN auvyN APC G`tdI jw rhI sI jyVI ik pirxwmq ieh dsdI hY ik
APC > MPC[ Amyirkw qo sMbiDq AWkfy dy inrKx qo pqw c`ilAw ik lMmy smy iv`c APC = 0.7 qy siQr sI[
eynfo-moidglXwnI QoVy smy dy apBog Pln ƒ icqr 9.3 iv`c C vkr rwhI ivKwieAw igAw hY[ smy dy iksy
s
vI idqy hoey ibMdu qy, C vkr ƒ siQrWk mwinAw jw skdw hY, Aqy QoVy smy dy
s
auqwr-cwfv dy dorwx, jd pirsMpiqAw kwPI siQr rhdI hY, ieh vkr kynzIA
apBog Pln ijvyjw pRiqq huMdw hY[ pr bcqW dy mwiDAm rwhI pirsMpiqAw dy
sMcX dy pirxwmsvrup iesdw AMq:KMf (intercept) bdl jwvygw, Aqy iehƒ
smy dy nwl C vkr auqy dI Aor C iKsk jwdW hY lNmy smy EupBog Pln C hYY
s s' L
jyVI drSwqw hY ik jd Awmdn v`Dx lgdI hY qW APC siQr ho jwdW hY[ ieh
srl ryKw hY jyVI mul ibMdu qo gujrdI hY[ smy prXnq APC siQr rwihdI hY
ikauik jd ArQ-ivvsQw virDI dI Aor v`DdI huMdI hY qW kul Awmdn iv`c
srm-Awmdn dw ihsw Aqy kul Awmdn nwl pirsMpiqAw dw Anupwq siQr
rwihdW hY[ icqr 9.3

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