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Suggested Answers of BT2 Revision Package - ASKnLearn

Suggested Answers of BT2 Revision Package - ASKnLearn

Suggested Answers of BT2 Revision Package - ASKnLearn

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<strong>Suggested</strong> answer (b)Price elasticity <strong>of</strong> demandThe price elasticity <strong>of</strong> demand (PED) measures the responsiveness <strong>of</strong> a change in thequantity demanded <strong>of</strong> a good to a given change in the price <strong>of</strong> the good itself, ceterisparibus.The numerical value <strong>of</strong> the price elasticity <strong>of</strong> demand is always negative, which merelymeans that the price and quantity demanded <strong>of</strong> a good have an inverse relationship. Wetend to ignore the negative sign when interpreting the PED value, i.e. we take the absolutevalue.If the numerical value <strong>of</strong> price elasticity <strong>of</strong> demand is greater than one, i.e. PED >1, then thedemand for a good is said to be price elastic. If PED < 1, the demand for a good is saidto be price inelastic.Price elasticity <strong>of</strong> SupplyThe price elasticity <strong>of</strong> supply measures the responsiveness <strong>of</strong> a change in the quantity supplied<strong>of</strong> a good to a given change in the price <strong>of</strong> the good itself, ceteris paribus.The numerical value <strong>of</strong> price elasticity <strong>of</strong> supply is always positive, which merely means thatprice and quantity supplied for a good have a direct relationshipIf the numerical value <strong>of</strong> price elasticity <strong>of</strong> supply is greater than one, i.e., PES >1, then thesupply <strong>of</strong> the good is said to be price elastic. This means that a change in the price <strong>of</strong> a goodwill cause a more than proportionate change in quantity supplied, ceteris paribus.If PES < 1, the supply is said to be price inelastic. This means that a change in the price <strong>of</strong> agood will cause a less than proportionate change in quantity supplied, ceteris paribus.Relevance <strong>of</strong> PED to Premier TaxisPremier Taxis is a pr<strong>of</strong>it maximizing producer. Pr<strong>of</strong>its are the difference between total revenue(price x quantity) and total cost. Pr<strong>of</strong>its will increase if total revenue increases while total costremains constant or while total revenue increases more than the increase in total cost. Since aPremier Taxis can usually control the price <strong>of</strong> its good, knowledge <strong>of</strong> the price elasticity <strong>of</strong>demand would help Premier Taxis in its pricing strategies in order to increase total revenue andhence pr<strong>of</strong>its.

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