When mary earned $3,200 per month, she bought 2 concert tickets each month. now her monthly income is $5,600, and the number of concert tickets she purchases has risen to 3 per month. mary's income elasticity of demand for concert tickets equals and the tickets are a(n) good for mary.

The state troopers in one state have a motto, “nine you’re fine; ten you’re mine,” which is the standard that they use for pulling over speeders on the state highways. in other words, if the posted speed limit is 55 mph, drivers can drive at a rate up to 64 mph without fear of getting a ticket. which of the following best describes the ethical culture in the state? a. the troopers are following a standard of positive law. b. the troopers are following a normative standard. c. the troopers are following a headline test. d. the troopers are following the blanchard/peale standard.