Google
Wednesday 
April 1, 2026 

AmosWEB means Economics with a Touch of Whimsy!

AmosWEBWEB*pediaGLOSS*aramaECON*worldCLASS*portalQUIZ*tasticPED GuideXtra CrediteTutorA*PLS
OLIGOPOLY AND MONOPOLY: Oligopoly and monopoly have some similarities, both tend to be relatively large and possess significant market control, but also have a few important differences, oligopoly market has more than one firm. The dividing line between oligopoly and monopoly, however, can be blurred due to the closeness of substitutes and the inclination of oligopoly firms to collude.

Visit the GLOSS*arama

Most Viewed (Number) Visit the WEB*pedia

INFORMATION

The transfer of knowledge from one person to another. Information is a flow concept. It requires someone (or something) to do the sending and someone to do the receiving. Information is a valuable commodity that provides benefits, but also incurs an opportunity cost to produce, meaning information is never perfect or complete. The existence of asymmetric information (some have more information than others) gives rise to the problems of adverse selection, moral hazard, and the principal-agent problem.

Complete Entry | Visit the WEB*pedia


APLS

PURPLE SMARPHIN
[What's This?]

Today, you are likely to spend a great deal of time flipping through the yellow pages hoping to buy either a remote controlled train set or a genuine down-filled snow parka. Be on the lookout for telephone calls from former employers.
Your Complete Scope

This isn't me! What am I?

The 1909 Lincoln penny was the first U.S. coin with the likeness of a U.S. President.
"If we all did the things we are capable of doing, we would literally astound ourselves."

-- Thomas Edison

IV
Instrumental Variables
A PEDestrian's Guide
Xtra Credit
Tell us what you think about AmosWEB. Like what you see? Have suggestions for improvements? Let us know. Click the User Feedback link.

User Feedback



| AmosWEB | WEB*pedia | GLOSS*arama | ECON*world | CLASS*portal | QUIZ*tastic | PED Guide | Xtra Credit | eTutor | A*PLS |
| About Us | Terms of Use | Privacy Statement |

Thanks for visiting AmosWEB
Copyright ©2000-2026 AmosWEB*LLC
Send comments or questions to: WebMaster