Google
Saturday 
February 7, 2026 

AmosWEB means Economics with a Touch of Whimsy!

AmosWEBWEB*pediaGLOSS*aramaECON*worldCLASS*portalQUIZ*tasticPED GuideXtra CrediteTutorA*PLS
HERFINDAHL INDEX: 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

AGGREGATE DEMAND INCREASE, LONG-RUN AGGREGATE MARKET

A shock to the long-run aggregate market caused by an increase in aggregate demand resulting in and illustrated by a rightward shift of the aggregate demand curve. An increase in aggregate demand in the long-run aggregate market results in an increase in the price level but no change in real production. The level of real production resulting from the aggregate demand shock is full-employment real production.

Complete Entry | Visit the WEB*pedia


APLS

RED AGGRESSERINE
[What's This?]

Today, you are likely to spend a great deal of time driving to a factory outlet hoping to buy either a battery-powered, rechargeable vacuum cleaner or a remote controlled World War I bi-plane. Be on the lookout for attractive cable television service repair people.
Your Complete Scope

This isn't me! What am I?

A thousand years before metal coins were developed, clay tablet "checks" were used as money by the Babylonians.
"Everyone's got it in him, if he'll only make up his mind and stick at it. None of us is born with a stop-valve on his powers or with a set limit to his capacities. There's no limit possible to the expansion of each one of us."

-- Charles M. Schwab

EEH
Explorations in Economic History
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