The shape of the production possibility frontier (ppf) always implies an increasing opportunity cost.

(a) what was the opportunity cost of non-gm food for many buyers before 2008? (b) why did they prefer the alternative? (c) what was the opportunity cost in 2008? (d) why did it change?

Which of the following is not part of the mission statement of the department of homeland security? lead the unified national effort to secure america protect against and respond to threats and hazards to the nation ensure safe and secure borders coordinate intelligence operations against terrorists in other countries

Susan is a 5th grade teacher and loves getting up every day and going to work to teach her students. this is an example of a. extrinsic value b. interests c. intrinsic value d. external value