A homothetic utility function for monopolistic competition models, without constant price elasticity

2003 ◽  
Vol 78 (1) ◽  
pp. 79-86 ◽  
Author(s):  
Robert C. Feenstra
2008 ◽  
Vol 53 (02) ◽  
pp. 317-333 ◽  
Author(s):  
WATARU JOHDO

This paper analyzes the effects of a changing production subsidy in a model with money-in-the-utility function for households, monopolistic competition amongst an endogenously-determined number of firms, and nominal wage sluggishness that can prevent the equilibrium from attaining full employment. Its conclusion is that in a steady state with less than full employment (that is, under stagnation), a larger production subsidy will promote entry and stimulate effective demand provided that the elasticity of substitution among the differentiated products is sufficiently high. This paper is motivated by recent Japanese experiences.


Author(s):  
Marcus Berliant ◽  
Ping Wang

General equilibrium theories of spatial agglomeration are closed models of agent location that explain the formation and growth of cities. There are several types of such theories: conventional Arrow-Debreu competitive equilibrium models and monopolistic competition models, as well as game theoretic models including search and matching setups. Three types of spatial agglomeration forces often come into play: trade, production, and knowledge transmission, under which cities are formed in equilibrium as marketplaces, factory towns, and idea laboratories, respectively. Agglomeration dynamics are linked to urban growth in the long run.


Author(s):  
Thomas J. Webster

This paper estimates a translogarithmic utility function to derive price elasticities of demand for nine categories of books published for the period 1975 to 1996. In general, more popular categories of books, such as adult fiction and non-fiction hardcover and paperbound publications, tended on average to have higher price elasticities of demand, suggesting lower retail margins than more specialized categories, such as professional books and mail order specialty items. This study also briefly examines increased consolidation and concentration in the retail book industry. While increases in oligopsony power suggests larger publisher to retailer discounts, price elasticity estimates indicate that retail margins were generally virtually unaffected during the period considered. One possible explanation is that increases in retailer profits were at the expense of publishers, which augur further concentration in the retail book industry.


Author(s):  
William Rhodes ◽  
Patrick Johnston ◽  
Song Han ◽  
Quentin McMullen ◽  
Lynne Hozik

Author(s):  
Je.H. Sahibgareeva ◽  
◽  
S.N. Cherkasov ◽  
A.Ju. Bragin ◽  
◽  
...  

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