Alternatives and Supplements: Fun on the Internet
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The Firm and Its Constraints

Circular Flow

An article on enotes.com explains circular flow, though it does not have a picture, which might be helpful:
business.enotes.com/business-finance-encyclopedia/circular-flow

Dealing with Three Fundamental Tasks
The Production Function

Thomas McGahagan of the University of Pittsburgh explains the production function:
www.pitt.edu/~mgahagan/Prodfn.htm

The Demand Curve for Output

Amosweb explains how the demand curve is the source of the marginal-revenue curve:
www.amosweb.com/cgi-bin/awb_nav.pl?s=wpd&c=dsp&k=marginal+revenue

Supply of Resources

The concept of marginal revenue product is explained in detail at amosweb.com:
www.amosweb.com/cgi-bin/awb_nav.pl?s=wpd&c=dsp&k=marginal+revenue+product

Summary

Textbooks traditionally show how firms maximize profits using a variety of cost and revenue curves. About.com has a good example of this approach in the form of a problem you can work:
economics.about.com/od/coststructure/ss/revenue_costs.htm

 


These links were checked on July 5, 2008


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Copyright Robert Schenk

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