- About
- Prospective Students
- Undergraduate
- Graduate
- Programs
- Courses
- Mini course
- Advising
- Awards & funding
- Herbert G. Grubel Award
- James Dean Award
- Lang Wong Memorial Endowment Scholarship
- Meiyu Li Memorial Scholarship in Economics
- Peter Kennedy Memorial Graduate Entrance Scholarship in Economics
- Peter Kennedy Memorial Graduate Fellowship
- Richard G. Lipsey Award
- Terry Heaps Outstanding Teaching Assistant Award
- Shiva and Elizabeth Nanda Graduate Fellowship in Economics
- Shiva and Elizabeth Nanda Graduate Scholarship in Economics
- Job market candidates
- Graduate student profiles
- Student publications
- Research
- Community
- Teaching Assistant (TA) workshops
- Department Login
- Events
ECON 103
Principles of Microeconomics ECON 103 (4)
The principal elements of theory concerning utility and value, price and costs, factor analysis, productivity, labor organization, competition and monopoly, and the theory of the firm. Students with credit for ECON 200 cannot take ECON 103 for further credit. Quantitative/Breadth-Soc.
*Note: I = skill to be introduced in the course, D = skill to be further developed
For 100 level courses, all skills are I (Introductory).
Analyze and interpret economic models
Solve and interpret standard models of consumer behavior
- Explain the role of preferences in consumer choices
- Identify factors that affect consumer demand and the elasticity of demand
- State and explain the Law of Demand
- Define, calculate and interpret elasticities
- Explain the demand curve of an individual consumer
- Explain the role of constraints and opportunity cost in consumer choices
Solve and interpret standard models of producer behavior
- Compute and/or graph the cost function of a firm
- Distinguish between decreasing marginal product and returns to scale
- Explain the role of constraints and opportunity cost in firm choices
- Identify factors that affect firm supply and the elasticity of supply
- Link diminishing marginal product to the Law of Supply
- State and explain the Law of Supply
- Explain and interpret the supply curve of a competitive firm
- Identify sunk costs, and explain why sunk costs are not included in opportunity cost
Solve and interpret standard models of market interaction
- Explain the role of prices in the economy
- Compute and interpret consumer surplus
- Define oligopoly
- Aggregate firm supply to market supply, in the short run and the long run
- Aggregate individual demands to market demand
- Explain the role of price taking behavior in competitive equilibrium
- Graph and compute the equilibrium of a perfectly competitive market
- Calculate and interpret the effect of a price floor or ceiling in a competitive market
- Calculate and interpret the effect of an excise tax in a competitive market
- Calculate and interpret the incidence of a tax
- Calculate opportunity cost from a production possibilities frontier
- Define monopoly and state the different sources of monopoly.
- Explain the gains from trade in a simple model
- Use opportunity cost to determine comparative advantage
Identify and analyze market failures, externalities and public goods
- Identify consumption and production externalities
- State the properties of public and private goods
Critically assess economic arguments, assumptions, and evidence
Discuss the role of theory, evidence, and measurement in economic analysis
- Describe the scientific method and its role in economics
Critically evaluate assumptions in economic/econometric models
- State the essential features of a perfectly competitive market
- Explain the role of assumptions in economic models
- Understand limited role of GDP as a measure of production (versus wealth, versus welfare)
Compare and critically evaluate economic arguments
- Classify statements about the economy as normative or positive
- Define the "natural rate of employment" and assess its relevance to the macroeconomy
- Distinguish between different explanations for unemployment
- Identify the key assumptions and empirical claims in an economic argument
Use oral, written, and graphical methods to communicate economic insights
Formulate written economic arguments evaluating or supporting a position
- Write a brief paragraph (e.g., on an exam) that explains or applies economic concepts
Present economic arguments by means of graphs, charts and tables
- Graph and explain the effect of changes to market conditions on equilibrium price and quantity
- Graph and interpret a production possibilities frontier
Use economic concepts to understand real-world human activity and public policy
Apply economics to everyday situations
- Interpret a real-world situation using the concepts of scarcity, substitution, opportunity cost, and equilibrium
- Describe the incentives facing participants in a real-world situation
- Interpret simple real-world events using the supply and demand model
- Predict the economy's response to changes in market conditions
Evaluate current events using tools of economics
- Evaluate current events as they relate to the general course content
ECON 103 Educational Goals