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Class Notes for Economics at Boston College

ECON2209 Lecture Notes - Lecture 12: Standard Error, Null Hypothesis, Confidence Interval
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February 27th Problems Standard error of the mean. Take sample standard deviation and divide by the square root of n Consider the following data set: 1, 3, 5, 7, 9, 11, 13, 15, 17, 19, 21, 23, 25, 27,...

Economics
ECON2209
Professor Konan
ECON2209 Lecture Notes - Lecture 11: Central Limit Theorem, Sampling Distribution, Standard Error
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Feb 22nd: Measures of relative standing Percentiles Z scores Population x-u/sigma Sample x-xbar/...

Economics
ECON2209
Professor Konan
ECON2209 Lecture Notes - Lecture 9: Deadweight Loss, Marginal Cost, Oligopoly
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February 13th, 2018 If accounting profits are positive and economic profits are negative over the long haul, it is proper strategy to Answer: D. Close down business If a competitive firm hopes to make continuous economic p...

Economics
ECON2209
Professor Konan
ECON2209 Lecture Notes - Lecture 2: Market Power, Diminishing Returns, Absolute Advantage
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January 18th Opportunity Cost Martha Paul Martha Paul Writing poems: .5 .67 Writing Songs 2 1.5 Martha has a comparative advantage writing poems (Lower opportunity cost than Paul) Paul has a comparative advantage in writin...

Economics
ECON2209
Professor Konan
ECON2209 Lecture Notes - Lecture 8: Demand Curve, Fixed Cost, Natural Monopoly
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February 8th (Still in 1. Perfect Competition) Scenario 3: P is between AVC and ATC Output and price determination in long run Firms earn zero economic profit Conditions for long run competitive equilibrium Firms break eve...

Economics
ECON2209
Professor Konan
ECON2209 Lecture Notes - Lecture 5: January 30, Budget Constraint, Indifference Curve
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January 30th (1.) Consumer Theory Budget Constraint Marginal ability to trade (MAT)... slope Relative price of X in terms of Y Opportunity cost (marginal cost) Change in income: Pushes the budget constraint outward or inwa...

Economics
ECON2209
Professor Konan
ECON2209 Lecture Notes - Lecture 6: Marginal Cost, Isocost, Production Function
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February 1st What is the slope of the budget constraint called? Marginal Ability to Trade (MAT) Utility Maximizing Rule MU XMU =YP PX Y Or MU P =MU P X X Y Y MU per dollar spent on X and MU per dollar spent on Y 4. Derivin...

Economics
ECON2209
Professor Konan
ECON2209 Lecture Notes - Lecture 10: Quartile, Standard Deviation, Interquartile Range
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February 15th, 2018 1. Types of Data Qualitative Data (Categorical Data) Cannot assume numerical values Cannot perform operations Ex: Ranked Data, letter grades Ex: Color, gender, region,, level of satisfaction Quantitativ...

Economics
ECON2209
Professor Konan
ECON2209 Lecture Notes - Lecture 7: Productive Efficiency, Marginal Product, Taipei Metro
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February 6th Slope of isocost =LPKP Least cost or max output rule MPLMP K P LP K Marginal cost = Marginal Value at this point Marginal Value is MP. Marginal value of L in terms of K P Ls marginal cost Slope of isoquant or ...

Economics
ECON2209
Professor Konan
ECON2209 Lecture Notes - Lecture 3: Arc Elasticity, Economic Equilibrium, Unit
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January 23rd 4. Equilibrium Market Equilibrium A, intersection of D and S Shortages vs. Surplus Shortage or excess demand Occurs when price is less than equilibrium price Quantity demanded > Quantity supplied Surplus or de...

Economics
ECON2209
Professor Konan
ECON2209 Lecture Notes - Lecture 1: Absolute Advantage, Opportunity Cost, Net Present Value
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January 16th 1. Introduction to Sports Economics The Importance of Sports Sports can define people and nations Section of sports in the newspaper Industry of sports are relevant Can be used as a tool for diplomacy, bring n...

Economics
ECON2209
Professor Konan
ECON2209 Lecture Notes - Lecture 4: Determinant
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January 25th Elasticity of Demand ED= absolute value ( change Q Dchange P) * P 1Q 1 Ex: P = 200 .4Q change PchangeQ = .4 Change Qchange p = 1.4 Find elasticity of demand of P = 80 P1= 80 Q 1 (20080).4 = 300 Elasticity = 1...

Economics
ECON2209
Professor Konan
ECON1131 Lecture Notes - Lecture 20: Deflation

Krugman for AP Module 20 Notes Classical Theory Change in AD wont change output even in the short run because prices of resources (wages) are very flexible. AS is vertical so...

Economics
ECON1131
Francesca Toscano
ECON1131 Lecture Notes - Lecture 63: Economic Surplus, Price Discrimination

Krugman for AP Module 62 Notes 1. Price Discrimination Defined a. A monopolist who charges only one price Pm to all customers buying Qm units is a single-price monopolist. ...

Economics
ECON1131
Francesca Toscano
ECON1131 Lecture Notes - Lecture 20: Deflation

Krugman for AP Module 20 Fiscal Policy Basics Notes Classical Theory Change in AD wont change output even in the short run because prices of resources (wages) are very flexible. ...

Economics
ECON1131
Francesca Toscano
Permachart - Marketing Reference Guide: Net Asset Value, Mutual Fund, U.S. Securities And Exchange Commission

l e a r n • r e f e r e n c e • r e v i e w permacharts TM Mutual Funds WHAT IS A MUTUAL FUND? PURCHASING & REDEE...

Biology
BIOL2721
All Professors
Macroeconomics - Reference Guides

Take a look at the big picture. This chart covers national income accounting, inflation, consumption, economic growth, money supply, labor markets, monetary policy, international trade, supply side economics, and fiscal po...

Business and Political Economy Program
BPEP-UB 2
All Professors
Permachart - Marketing Reference Guide: Marginal Revenue, Profit Maximization, Marginal Cost

l e a r n • r e f e r e n c e • r e v i e w permacharts TM Microeconomics Microeconomics TYPES OF MARKETS ...

E-Business Marketing
ECN 102
All Professors
Permachart - Marketing Reference Guide: National Environmental Policy Act, Municipal Solid Waste, Criteria Air Contaminants

l e a r n • r e f e r e n c e • r e v i e w permacharts TM EEnvironmental Law ENVIRONMENTAL REGULATION NATIONAL ENVIRONMENTAL POL...

LAW
LAW 356
All Professors

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