About eight months ago, 14-year-old Shelley went on a drastic weight-loss diet that caused her to drop from 110 to 80 pounds. Although she is now dangerously underweight and undernourished, she continues to think she looks fat. Her frustratedfather recently forced her to eat a peanut butter sandwich, but Shelley immediately went to the bathroom and threw it all up. Shelley most clearly suffers from

A) hypermetabolism.
B) excess PYY.
C) an abnormally low set point.
D) bulimia nervosa.
E) anorexia nervosa.

1   all nations face the problem of scarcity because there are limited resources and unlimited wants. nations do not have enough factors of production to produce everything that their population wants. entrepreneurial resources initiate businesses to make new goods and services; labor resources produce goods and services.

2 there are four factors of production: natural resources, labor resources, capital resources, and entrepreneurial resources. natural resources are raw materials from nature that are used to produce goods. trees, water, and grains are natural resources. some natural resources, such as wheat and cattle, are renewable

3 wants

things that you do not need to have in order to survive, but would like to have

needs

things that you must have in order to survive

goods

physical products

services

tasks that a business perform for customers

resources

items that people can use to make or obtain what they need or want

determine

to settle or decide by choice of alternatives or possiblities

4 i really dont know