Arbeitspapier

Adjustment costs and the identification of Cobb Douglas production functions

Cobb Douglas production function parameters are not identified from cross-section variation when inputs are perfectly flexible and chosen optimally, and input prices are common to all firms. We consider the role of adjustment costs for inputs in identifying these parameters in this context. The presence of adjustment costs for all inputs allows production function parameters to be identified, even in the absence of variation in input prices. This source of identification appears to be quite fragile when adjustment costs are deterministic, but more useful in the case of stochastic adjustment costs. We illustrate these issues using simulated production data.

Language
Englisch

Bibliographic citation
Series: IFS Working Papers ; No. 05/04

Classification
Wirtschaft
Production and Organizations: General
Production; Cost; Capital; Capital, Total Factor, and Multifactor Productivity; Capacity
Single Equation Models; Single Variables: Panel Data Models; Spatio-temporal Models
Subject
Production functions
adjustment costs
identification
Cobb-Douglas-Produktionsfunktion
Anpassungskosten

Event
Geistige Schöpfung
(who)
Bond, Stephen
Söderbom, Måns
Event
Veröffentlichung
(who)
Institute for Fiscal Studies (IFS)
(where)
London
(when)
2005

DOI
doi:10.1920/wp.ifs.2005.0504
Handle
Last update
10.03.2025, 11:44 AM CET

Data provider

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Object type

  • Arbeitspapier

Associated

  • Bond, Stephen
  • Söderbom, Måns
  • Institute for Fiscal Studies (IFS)

Time of origin

  • 2005

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