What economic concept do political candidates ignore?

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.

Franklin painting company is considering whether to purchase a new spray paint machine that costs $4,800. the machine is expected to save labor, increasing net income by $720 per year. the effective life of the machine is 15 years according to the manufacturer’s estimate. required determine the unadjusted rate of return based on the average cost of the investment.

Jade international is a highly diversified global firm with headquarters in new jersey. it manufactures a variety of products ranging from home security systems to automotive components. jade's 100,000 employees work at facilities located in more than 60 countries around the world. jade frequently sends american managers overseas to manage the firm's foreign facilities. the hr department is considering the idea of redesigning jade's expatriate support services program. which of the following, if true, best supports jade's decision to provide assistance to trailing spouses in finding jobs overseas? a) jade puts great emphasis on promoting the role of women in global management. b) the majority of jade's expatriate managers have long-term international experience. c) jade has lost a significant chunk of its global cadre in the recent past owing to its failure to offer feasible options to address the dual-career couples dilemma. d) female managers at jade have reported discriminatory treatment while on overseas assignments.