Measuring the Degree of Oligopsony Power in the Beef Packing Industry in the Absence of Marketing Input Quantity Data

We develop a model to measure the degree of oligopsony power in the beef packing industry, while accommodating variable proportions technology, that can be estimated with fewer data requirements. In particular, nonspecialized input quantities, which are often not available, are not needed. Through a...

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Bibliographic Details
Main Authors: Mary K. Muth, Michael K. Wohlgenant
Format: Article
Language:English
Published: Western Agricultural Economics Association 1999-12-01
Series:Journal of Agricultural and Resource Economics
Subjects:
Online Access:https://ageconsearch.umn.edu/record/30795
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author Mary K. Muth
Michael K. Wohlgenant
author_facet Mary K. Muth
Michael K. Wohlgenant
author_sort Mary K. Muth
collection DOAJ
description We develop a model to measure the degree of oligopsony power in the beef packing industry, while accommodating variable proportions technology, that can be estimated with fewer data requirements. In particular, nonspecialized input quantities, which are often not available, are not needed. Through application of the envelope theorem, we show that the relationship between value marginal product and marginal factor cost can be defined over the prices of the nonspecialized inputs rather than their corresponding quantities. When applied to the beef packing industry, we find no evidence of oligopsony power over our 1967-93 sample period.
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spelling doaj.art-a5a24415e1bb47a99525f82350511f212022-12-21T18:51:13ZengWestern Agricultural Economics AssociationJournal of Agricultural and Resource Economics1068-55022327-82851999-12-0124229931210.22004/ag.econ.3079530795Measuring the Degree of Oligopsony Power in the Beef Packing Industry in the Absence of Marketing Input Quantity DataMary K. MuthMichael K. WohlgenantWe develop a model to measure the degree of oligopsony power in the beef packing industry, while accommodating variable proportions technology, that can be estimated with fewer data requirements. In particular, nonspecialized input quantities, which are often not available, are not needed. Through application of the envelope theorem, we show that the relationship between value marginal product and marginal factor cost can be defined over the prices of the nonspecialized inputs rather than their corresponding quantities. When applied to the beef packing industry, we find no evidence of oligopsony power over our 1967-93 sample period.https://ageconsearch.umn.edu/record/30795beef industryenvelope theoremoligopsony powervariable proportions
spellingShingle Mary K. Muth
Michael K. Wohlgenant
Measuring the Degree of Oligopsony Power in the Beef Packing Industry in the Absence of Marketing Input Quantity Data
Journal of Agricultural and Resource Economics
beef industry
envelope theorem
oligopsony power
variable proportions
title Measuring the Degree of Oligopsony Power in the Beef Packing Industry in the Absence of Marketing Input Quantity Data
title_full Measuring the Degree of Oligopsony Power in the Beef Packing Industry in the Absence of Marketing Input Quantity Data
title_fullStr Measuring the Degree of Oligopsony Power in the Beef Packing Industry in the Absence of Marketing Input Quantity Data
title_full_unstemmed Measuring the Degree of Oligopsony Power in the Beef Packing Industry in the Absence of Marketing Input Quantity Data
title_short Measuring the Degree of Oligopsony Power in the Beef Packing Industry in the Absence of Marketing Input Quantity Data
title_sort measuring the degree of oligopsony power in the beef packing industry in the absence of marketing input quantity data
topic beef industry
envelope theorem
oligopsony power
variable proportions
url https://ageconsearch.umn.edu/record/30795
work_keys_str_mv AT marykmuth measuringthedegreeofoligopsonypowerinthebeefpackingindustryintheabsenceofmarketinginputquantitydata
AT michaelkwohlgenant measuringthedegreeofoligopsonypowerinthebeefpackingindustryintheabsenceofmarketinginputquantitydata