Ans.
(i) Dr. Alfred Marshall,
developed the Proportionate method of measuring price elasticity of demand. It
is also known as ratio method or arithmetic method or percentage method of
measuring price elasticity of demand.
(ii) Formula:
Ep =
(Proportionate change in the quantity demanded ) ÷ (Proportionate change in the
price)
(iii) Symbolical form of
proportionate method of measuring elasticity of demand.
Ep = [(∆Q) ×
P] ÷ [(∆P) × Q]
This method was developed by Prof fluck not marshall
ReplyDeleteYes,This method was developed by Prof.Fluck
ReplyDelete