XX XXXquantity XXXXXXXXXX a XXXXXXX XXXXXXXX a large change in response XX XXXXXXX in XXX price, it is XXXXXX "XXXXXXX," that XX,XXXXXXXX stretched XXX XXXX its XXXXX XXXXX. If the XXXXXXXX purchased has a small change in XXXXXXXX XX XXX price, it XX XXXXXX "inelastic"; or XXXXXXXX XXXX't stretch XXXX from XXX XXXXX XXXXX.
The more XXXXXX a shopper can substitute XXX XXXXXXX with a rising price XXX another, the XXXX the price XXXX fall – XX "elastic." In other XXXXX, in a XXXXX where people XXXXXXX XXXX coffeeand tea, XX the price of XXXXXXXXXX XX, XXXXXX will have XX problem XXXXXXXXX to XXX, and so XXX XXXXXX XXX coffeewill fall. This XX because XXXXXXXXX teaare considered goodXXXXXXXXXXXto each other.
The XXXXdiscretionarya XXXXXXXX XX, XXX moreits XXXXXXXX will fall in XXXXXXXX to XXXXX XXXXX,that is, the higher the XXXXXXXXXX. XX, if you are XXXXXXXXXXX XXXXXX a XXX XXXXXXX XXXXXXXXXX the XXXXXXX XXX still works (it's XXXX old XXX outdated), XXXXX the XXXXXX of XXX XXXXXXX machines goes up, you'XX XXXXXX XX XXXXX XXXX immediate purchase XXX XXXX XXXXXX XXXXX XXXXXX go XXXX or until XXX XXXXXXX machine breaks XXXX.
On the XXXXX hand, XXX less discretionary a good XX, XXX less XXX XXXXXXXX demandedwill XXXX. Inelastic XXXXXXXX include luxury XXXXX where shoppers "pay XXX XXX XXXXXXXXX"of buying a brand XXXX, XXXXXXXXX XXXXXXXX, XXX required add-XX XXXXXXXX. Addictive XXXXXXXX XXX include tobacco and alcohol.XXX XXXXXon XXXXX types XX products XXX XXXXXXXX XX XXXXXXXXX XXXXXXX XXX lost XXX revenuefrom fewer units sold is XXXXXXXX by the higher taxes on XXXXX XXXXX XXXX. XXXXXXXX of add-on products are ink-XXX printer XXXXXXXXXX or XXXXXXX textbooks. XXXXX items are XXXXXXX more necessary (XX opposed to discretionary) and lack good XXXXXXXXXXX (XXXX XX XXX XXXX XXXX in XX printers).
XXXX also matters.XXXXXX responseto XXXXX fluctuations is different XXX a XXX-XXX sale than XXX a price change over a season or XXXX. XXXXXXX in XXXX XXXXXXXXXXX is vital to understanding the XXXXX XXXXXXXXXX of XXXXXX and for XXXXXXXXX it across XXXXXXXXX XXXXXXXX.
XXXXXXXXX XX rules of thumb, XX the XXXXXXXX XX a XXXX demanded or XXXXXXXXX changes more than XXX price XXXXXX, XXX product XX XXXXXXXXXXXXX. (The price XXXXXXX XX +5%, but the XXXXXX XXXXX by -XX%). XX the XXXXXX in XXXXXXXX purchasedis the same XX XXX XXXXX change (XXX, 10%/XX% = X), the productis said XX have XXXX (or unitary) XXXXX XXXXXXXXXX. Finally, XX the XXXXXXXX XXXXXXXXX changes less than XXX XXXXX (say, -5% XXXXXXXX for a +10% XXXXXX in price), then the product is termed XXXXXXXXX.
To XXXXXXXXX the XXXXXXXXXX of demand, XXX's take a very XXXXXX XXXXXXX: Suppose that XXX XXXXX XX XXXXXX XXXXX XX X% from $1.XX a XXXXXX XX $1.87 a XXXXXX. In XXXXXXXX, XXXXXXX shoppers XXXXXXXX XXXXX XXXXX purchases XX 20%. XXX elasticity XX XXXXXX XXXXX thus XX: X.20/X.XX = X.XX XXXXXXXXXX XXXX apples XXX quite elastic in terms of their demand.