PROFESSOR LEPPEL'S  WEB PAGE
Professor Karen Leppel                                                                Widener University
     Department of Economics                                                               One University Place
           School of Business Administration                                                     Chester, PA 19013
 

Send questions or comments to Professor Leppel at kleppel@widener.edu.
 

Course List:  Click on the desired course.
 
 Economics 202:  Principles of Microeconomics.
 Economics 311:  Microeconomic Theory.
 Economics 315:  Women, Men & Work.
Quantitative Analysis  251:  Elementary Statistical Analysis.
Quantitative Analysis 252:  Intermediate Statistical Analysis.

 

Economics 202:  Principles of Microeconomics.

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Syllabus for EC202 EC202 PowerPoint Lectures
 Practice Problems
 Group Projects
 Summary Sheets

EC202 PowerPoint Lectures:  Click on the desired lecture.

Introduction to Graphs (Explanation of upward-sloping and downward-sloping curves,
horizontal and vertical lines, and concave and convex curves).

Resource Utilization.

Supply and Demand.

Mixed Economy.

Elasticity .

Totals, Averages, and Marginals Part 1 (includes examples based on grades, heights, utility).

Demand and Utility.

Totals, Averages, and Marginals Part 2 (includes examples based on production, as well as
graphs of total, average, and marginal cost curves).

Supply and Costs of Production.

Perfect Competition.

Monopoly.

Monopolistic Competition.

Oligopoly.

Factor Markets.

Rent, Interest and Profits.

International Trade.

International Finance.
 
Practice Problems:  Click on the desired problem.

Specialization and Trade Problem.

Supply and Demand Problem.

Income Inequality Problem.

Elasticity Problem.

Utility Problem.

Costs Problem.

Industrial Organization Problem.

Factor Markets Problem.

Compounding and Present Value Problem.

Gains from Trade: Consumer and Producer Surplus.

Balance of Payments Problem.
 
Helpful Summary Sheets:  Click on the desired summary sheet.

Summary of characteristics of perfect competition, monopolistic competition, monopoly, &
oligopoly.

Tips on Graphing (perfect competition, monopolistic competition, monopoly & oligopoly).

Mathematical formulae.

QA251: Elementary Statistical Analysis.

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Syllabus for QA251 QA251 PowerPoint Lectures
 Practice Problems
 Summary Sheets

QA251 PowerPoint Lectures:  Click on the desired lecture.

Introduction and Data Collection.

Presenting and Describing Data.

Probability.

Discrete Random Variables.

Continuous Distributions and Sampling Distributions.

Estimation.

Helpful Summary Sheets:  Click on the desired summary sheet.
Selected Descriptive Statistics.

          Distinguishing Discrete Probability Distributions.

Confidence Intervals.


QA252:  Intermediate Statistical Analysis.

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Syllabus for QA252 QA252 PowerPoint Lectures
 Practice Problems
 Summary Sheets

QA252 PowerPoint Lectures:  Click on the desired lecture.

Hypothesis Testing.

Chi-squared Tests and ANOVA.

Regression.

Multiple Regression.

Time Series.

Nonparametric Tests.

Helpful Summary Sheets:  Click on the desired summary sheet.

Hypothesis Tests.

Nonparametric Tests.

EC 311: Microeconomic Theory.

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Syllabus for EC311
 EC311 Powerpoint Lectures
 Problems/Cases

EC311 Powerpoint Lectures.   Click on the desired topic.

I.  Introduction and Review of Supply and Demand.

II.  Demand and Utility.

III.  Production.

IV.  Cost of Production.

V.  Perfect Competition.

VI.  Policy and the Perfectly Competitive Model:  Consumer & Producer Surplus.

VII.  Monopoly.

VIII.  Monopolistic Competition and Oligopoly.

IX.  Pricing Strategies.

X.  Competitive Analysis.

XI.  Resource Markets.

XII.  Information.

XIII.  Public Goods and Externalities.

Problems/Cases.  Click on desired problem/case.

Supply and Demand (Cigarettes).

Utility Maximization.

Substitution and Income Effects.

Regression Interpretation (Fur Sales).

Cobb-Douglas Production Function.

Maximizing Output Subject to a Given Cost Level.

Profit Maximization.

Breakeven and Shutdown Points.

Sales Tax.

Welfare Loss from Monopoly.

Profit Maximization (Downward-Sloping Demand Curve).

Multiplant Firm.

Lerner Index.

Three Duopoly Cases.

Price Discrimination (Movie Theater, Car Dealership, Clothing Store).

Two-Part Tariff.

Bundling (Movie Company).

Transfer Pricing.

Monopsony.

Decision-Making under Uncertainty (Investment in Oil Drilling).

Decision-Making under Alternative Criteria (Marketing and Promotion).

Public Goods (Defense).

EC315:  Women, Men, & Work.

Click on the desired item or category.
Syllabus for EC315
 EC315 Powerpoint Lectures
 Problem Sets

EC315 Powerpoint Lectures.   Click on the desired topic.
I.  Introduction and Overview.

II.  Changing Roles in a Changing Society.

III.  The Family as an Economic Unit.

IV.  Allocation of Time.

V.  Occupational Differences and Occupational Segregation.

VI.  Human Capital Model.

VII.  Labor Market Discrimination.

VIII.  Employment, Unemployment, and Part-Time Employment.

IX.  Labor Unions.

X.  Sexuality in the Workplace.

XI.  Poverty and Income.

XII.  Retirement.

XIII.  Leadership.

XIV. Policies to Balance Paid Work and Family.

Problem Sets.  Click on desired problem set.
Labor Supply and Demand.

Employment and Unemployment.

Time Allocation.

Income and Substitution Effects.

Occupational Segregation.

Human Capital.

Discrimination and Underrepresentation.

Comparable Worth.

Unions - Arbitration.

Poverty and Income - Earned Income Credit.

Social Security.
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 Send questions or comments to Professor Leppel at kleppel@widener.edu.