Measures the sensitivity of quantity demanded to price, and is calculated using the equation (?P/P)/(?Q/Q), or (Q/P)? (?P/?Q).
Measures the sensitivity of price to quantity demanded, and is calculated using the equation (?P/P)/(?Q/Q), or (Q/P)? (?P/?Q).
Measures the sensitivity of quantity demanded to price, and is calculated using the equation (?Q/Q)/(?P/P), or (P/Q) ? (?Q/?P).
Measures the sensitivity of price to income, and is calculated using the equation (?P/P)/(?I/I), or (I/P)?(?P/?I).