Page 152 - DECO401_MICROECONOMIC_THEORY_HINDI

O;f"V vFkZ'kkL=k osQ fl¼kar

uksV
iQxwZlu osQ 'kCnksa esa] ^^ek¡x dh vkM+h yksp lacafèkr oLrq-Y dh dher esa gksus okys vkuqikfrd
ifjorZu osQ dkj.k X-oLrq dh ek¡xh xbZ ek=kk esa gksus okyk vkuqikfrd ifjorZu gSA** (The cross
elasticity of demand is the proportional change in the quantity demanded of good-
X divided by the proportional change in the price of the related good-Y.
—Ferguson)A
yhHkkiQLdh osQ vuqlkj] ^^ek¡x dh vkM+h yksp Y-oLrq dh dher esa ifjorZu gksus osQ iQyLo:i
X-oLrq dh [kjhnh tkus okyh ek=kk dh vuqfØ;k'khyrk dk eki gSA** (The Cross elasticity of
demand is a measure of the responsiveness of purchases of good-X to change in the
price of good-Y. —Leibhafasky)

6-20 ek¡x dh vkM+h yksp dk eki
(Measurement of Cross Elasticity of Demand)

ek¡x dh vkM+h yksp dks fuEufyf[kr lw=k }kjk ekik tkrk gSμ

X-oLrq dh ek¡xh xbZ ek=kk esa vkuqikfrd ;k izfr'kr ifjorZu
(Proportionate or Percentage Change in the Quantitiy Demanded of Good-X)
E = ———————————————————————————————————
c
Y-oLrq dh dher esa vkuqikfrd ;k izfr'kr ifjorZu
(Proportionate or Percentage Change in the Price of Good-X)

X-oLrq dh ek¡xh xbZ ek=kk esa ifjorZu
(Change in Quantity Demanded of X)
× 100
——————————————————
Y-oLrq dh izkjafHkd ek=kk
(Original Quantity Demanded of X)
= ——————————————————
Y-oLrq dh dher esa ifjorZu
(Change in Price of Y)
——————————— × 100
Y-oLrq dh izkjafHkd dher
(Original Price of Y)

Δ Q x
Q x Δ Q x P y
= Δ P y = Q x = Δ P y

P y

P y Δ Q x
E = Q x × Δ P y
c

(;gk¡ E = ek¡x dh vkM+h yksp_ P = Y-oLrq dh izkjafHkd dher_ ΔP = Y-oLrq dh dher esa ifjorZu_
c
y
y
Q = X oLrq dh izkjafHkd ek=kk_ ΔQ = X-oLrq dh ek¡xh xbZ ek=kk esa ifjorZu)
x x

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