Income from the forest
Classified in Economy
Written at on 
English with a size of 917 bytes.
%change in quantity = change in quantity demanded x100
original quantity
% change in price = change in price x100
original price
PED : % change in quantity
% change in price
YED : %quantity demanded
% change in income
XED : %change in quantity product A
% change in price product B
PED : numerical measurement in the responsiveness of the quantity demanded to a change in product
YED : to a change in income
PES : quantity supplied to a change in the price of the product
XED : change in quantity to a change in price