Google
Saturday 
January 17, 2026 

AmosWEB means Economics with a Touch of Whimsy!

AmosWEBWEB*pediaGLOSS*aramaECON*worldCLASS*portalQUIZ*tasticPED GuideXtra CrediteTutorA*PLS
HHI: The common abbreviation for the Herfindahl-Hirshman index (or the Herfindahl index), which is a measure of concentration of the production in an industry that's calculated as the sum of the squares of market shares for each firm. This is an alternative method of summarizing the degree to which an industry is oligopolistic and the relative concentration of market power held by the largest firms in the industry. The Herfindahl index gives a better indication of the relative market control of the largest firms than can be found with the four-firm and eight-firm concentration ratios.

Visit the GLOSS*arama

Most Viewed (Number) Visit the WEB*pedia

PSYCHOLOGICAL LAW

A principle of consumption behavior proposed by John Maynard Keynes stating that people have the propensity to spend a large fraction, but not all, of any additional income received. This psychological law is not so much a principle of psychology as an economic observation about consumption spending and is related to the notion of effective demand.

Complete Entry | Visit the WEB*pedia


APLS

PINK FADFLY
[What's This?]

Today, you are likely to spend a great deal of time browsing through a long list of dot com websites seeking to buy either a looseleaf notebook binder or hand lotion, a big bottle of hand lotion. Be on the lookout for jovial bank tellers.
Your Complete Scope

This isn't me! What am I?

Okun's Law posits that the unemployment rate increases by 1% for every 2% gap between real GDP and full-employment real GDP.
"Being defeated is only a temporary condition; giving up is what makes it permanent."

-- Marilyn vos Savant, Author

JLE
Journal of Law and Economics
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