This site uses an example of "pushcarts on the beach" to demonstrate a monopolistically competitive market structure and how as more firms enter the market, price, quantity, and deadweight loss are all effected.

This site shows costs curves for a firm in a perfectly competitive market, and has an interactive graph to show what their profit margin is at various levels of production.

This site uses interactive graphs to show how changes in demand would change a firm's output, price, and profits or losses in a monopolistically competitive market structure.

An image of "Competition on the Capitoline Hill", created by Agostino Tassi during the 1630's (Oil on canvas).

Clicking on the links expands the information from this brief but informative site.

The International Volleyball Federation has a great deal of information in English on volleyball in Europe, including news about numerous international competitions, teams, beach and park volleyball and links to the volleyball...

At this official website you can find out more about chess, including news, clubs, tournaments, competitions, rules, etc.

This site on sumo wrestling has a section that talks about the rules of the competition.

This site on sumo wrestling has a section that talks about the rules of the competition.

This site on sumo wrestling has a section that talks about the rules of the competition.

This site on sumo wrestling has a section that talks about the rules of the competition.

Penelope Jo Parsons [Maddy] is shown standing in front of her Science Talent Search exhibit ("Algebraic Properties for a General Power Set") in March 1968. A high school student from San Diego, California, Parsons won a $4000 scholarship...

This relief shows a sporting competition of boatmen in a small stream or pond full of water lilies.

This was the home of anti-trust legislator Henry De Lamar Clayton, Jr. He was the author of the Clayton Antitrust Act, an act that prohibited particular types of conduct that were deemed to not be in the best interest of a competitive...

Launched on November 24, 1925 in Essex, Massachusetts, this wooden gaff-rigged schooner was used primarily for competitive racing.

Learn the difference between the short-track and long-track speed skating competitions. This brief article provides information on both forms of speed skating, including historical information, a list of events, and links to articles on...

This piece was an etching by Tintoretto. It was etched for a competition to paint on the ceiling of Sala dell' Albergo.

An athlete leaps high into the air and clears the bar while competing in a high jump competition.

Two karate competitors battle it out in a competition, one defends herself as the other makes an attacking kick.

This olympic swimming pool diagram features all the important lane markings and dimensions that are used when creating a swimming facility for competitions. Markings include starting platforms, lanes, backstroke turn indicators, and a...

This photo shows two Nao robots performing at an exhibition. Nao is a humanoid robot made by Aldebaran Robotics. It is used in RoboCup competitions and can complete complex dance routines.

Australian entrants, Craig Walton (no. 21) and Miles Stewart (no. 22) receiving water from volunteers on the Sydney Opera House forecourt during competition in the Men's Triathlon on 17 September 2000 at the Sydney Olympics 2000.

An image of John Lennon.