Match each example of a study to the type of method used. researchers develop a survey and ask the same questions to 40,000 randomly selected people. researchers interview or survey the same 1,000 families every 5 years over a 40-year period. researchers conduct long interviews with open-ended questions with 40 couples. researchers observed 15 families in their homes over a period of 1 year. researchers survey family members on how many hours per week they spend doing various tasks or ask them to keep a diary of what they do every 30 minutes over an entire day over a period of a week.

answer; (cash) is the best out of the above; good luck

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