曼昆微观经济学第二章课后答案（国外英文资料）.docVIP

曼昆微观经济学第二章课后答案（国外英文资料） Chapter 2 thinks like an economist Review questions one What is economics like a science? A: economists try to discuss economic issues in an objective manner. The scientific method is used to propose theories, collect data, and analyze them To study society in an effort to prove or deny their theories. Economists study the processes and methods of the economy and scientists in natural sciences study nature Is the same. So economics is also a science. 2 Why do economists make assumptions? A: suppose you can make it easier to explain the world. Make different assumptions about different problems, and there is no real impact on the answer to the question Factors, which highlight material content, allow us to focus on thinking. 3 Should economic models accurately describe reality? A: economic models do not need to accurately describe reality. All models are based on assumptions, and they ignore large Numbers of unstudied The details of the effect of the results show us what is really important. Models are designed to improve our understanding of reality and simplify reality. 4 Name one way your family participates in the market for factors, as well as a way of participating in the product market. A: a little. 5 Name an economic relationship that does not include a simple circular flow chart. A: a little. 6 Draw and explain a production possibilities frontier for producing milk and snacks. If a plague killed half of the cows in the economy, What happens to the production possibilities frontier? A: lets assume that under normal circumstances, all the resources that might be available for making dim sum could be produced by 300 kilograms, if all were used to produce milk, You can make 1, 000 liters. L1 means the production possibilities frontier in normal circumstances. If a disease causes half of the economys cows to die, live The production possibilities frontier will move inward, the L2 line. Because in the case of productivity, there is less econ