The period of y tan Bx is _____.

February 9, 2016 Concepts and Definitions 1. Stocks and flow variable a. Stocks: amount total inside something i. Given point in time you can measure ii. Wealth iii. National debt b. Flow: can’t just take a photo to measure i. Must measure over time ii. Income iii. Spending/borrowing 2. Exogenous and endogenous variables a. EX: outside the model i. The variables needed for the model are not in it ii. They are not explained they are given b. EN: internal to the model i. An variable the model will explain 3. Positive and Normative analysis a. Po