Once a scale of preference is drawn, it is important that choice is made among the several alternatives so that consumers will get a given level of satisfaction.” Use the above statement to explain the relationship between scarcity, choice, scale of preference and opportunity cost.

Can you help me answer these questions it's macroeconomics theory

Question 22: Kathy gets utility from three things: the number of flowers in her local park (F), reading books in this park (R), and eating sushi (S). Four utility functions that might describe Kathy's preferences are shown below. In each case, discuss whether reading in the park (R) is non-essential and whether reading (R) and the number of flowers in the park (F) are weak complements. [medium] (a) U(F, R, S) = 2FR+S (b) U(F, R, S) = /2FR+S (c) U(F, R, S) = (V2FR)S (d) U(F, R, S) = v2F + RS

Question 22: Kathy gets utility from three things: the number of flowers in her local park (F), reading books in this park (R), and eating sushi (S). Four utility functions that might describe Kathy's preferences are shown below. In each case, discuss whether reading in the park (R) is non-essential and whether reading (R) and the number of flowers in the park (F) are weak complements. [medium] (a) U(F, R, S) = 2FR+ S (b) U(F, R, S) = /2FR+ S (c) U(F, R, S) = (V2FR)S (d) U(F, R, S) = /2F+ RS

Which is a true statement about marginal benefit? It is the difference (or change) in cost of a different choice. To an individual, one good may have a larger marginal benefit than than another. The amount of benefit a person receives from a good or service remains constant.

Alfred marshall concept of marginal utility

Do not understand please help me figure this out

The value for X is

Please help any info will help

[Related to Solved Problem 10.4 on page 330] In an article in the Quarterly Journal of Economics, Ted O’Donoghue and Matthew Rabin make the following observation: “People have self-control problems caused by a tendency to pursue immediate gratification in a way that their ‘longrun selves’ do not appreciate.” What do they mean by a person’s “long-run self ”? Give two examples of people pursuing immediate gratification that their long-run selves would not appreciate. Based on Ted O’Donoghue and Matthew Rabin, “Choice and Procrastination,” Quarterly Journal of Economics, February 2001, pp. 125–126.