How do you get the profit?

In 2007, americans smoked 19.2 billion packs of cigarettes. they paid an average retail price of $4.50 per pack. a. given that the elasticity of supply is 0.50.5 and the elasticity of demand is negative 0.4−0.4, derive linear demand and supply curves for cigarettes. the demand equation is qdequals=nothingplus+nothing times ×p and the supply equation is qsequals=nothingplus+nothing times ×p.

Which of the following statements is true regarding the definition of a fund? a fund is a fiscal entity which is designed to provide reporting that demonstrates conformance with finance-related legal and contractual provisions separately from gaap reporting. a fund exists to assist in carrying on activities and attaining objectives where there are no specific rules or restrictions. a fund is an accounting entity which is designed to enable reporting in conformity with gaap without being restricted by legal or contractual provisions. a fund is a mechanism developed to provide accounting for revenues and expenditures that are subject to certain restrictions separate from revenues and expenditures that are not subject to restrictions.

How does your household gain from specialization and comparative advantage? (what is produced, what is not produced yet paid to a specialist to produce? )