scholarly journals Empirical Models of Demand and Supply in Differentiated Products Industries

2021 ◽  
Author(s):  
Amit Gandhi ◽  
Aviv Nevo
1995 ◽  
Vol 27 (1) ◽  
pp. 283-300 ◽  
Author(s):  
Shiping Liu ◽  
Gerald A. Carlson ◽  
Dana L. Hoag

AbstractThis study examines the trade-off between agricultural production and groundwater contamination potential for ten potential herbicide cancellations. Theoretical and empirical models are developed for estimating losses in consumer and producer benefits in the agricultural commodity market and changes in groundwater quality. Using com and soybean production in the southeastern Coastal Plain as a study area, the analysis concludes that (1) effects of herbicide cancellations on groundwater quality can be very significant; (2) a cancellation does not guarantee groundwater quality improvement; (3) effects of a multiple cancellation are different from the summation of the effects of independent cancellations; and (4) weed density has a very strong effect on losses to farmers and consumers from cancellations, but output demand and supply elasticities do not.


2018 ◽  
Vol 86 (5) ◽  
pp. 1973-1998
Author(s):  
Xavier D’Haultfœuille ◽  
Isis Durrmeyer ◽  
Philippe Février

Abstract In markets where sellers are able to price discriminate, individuals pay different prices that may be unobserved by the econometrician. This article considers the structural estimation of a demand and supply model of differentiated products with such price discrimination and limited information on prices taking the form of, e.g., observing list prices from catalogues or average prices. Within this framework, identification is achieved not only with usual moment conditions on the demand side, but also through supply-side restrictions. The model can be estimated by GMM using a nested fixed point algorithm that extends the usual contraction mapping algorithm to our setting. We apply our methodology to estimate the demand and supply in the French new automobile market. Our results suggest that discounting arising from price discrimination is important. The average discount is estimated to be 9.6%, with large variation depending on buyers’ characteristics and cars’ specifications. Our results are consistent with other evidence on transaction prices in France.


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

2016 ◽  
Vol 14 (3) ◽  
Author(s):  
Frank Maier-Rigaud ◽  
Ulrich Schwalbe ◽  
Felix Forster

AbstractThis article focusses on the non-coordinated effects of minority shareholdings in oligopolistic markets. It is demonstrated that minority shareholdings even when they fall below the usual thresholds can lead to a significant impediment of effective competition (SIEC) on a purely non-coordinated basis. This is particularly likely in a market with differentiated products, when a firm partially acquires shareholdings in its closest competitor and when the next best alternative products are only weak substitutes.


2016 ◽  
Vol 136 (5) ◽  
pp. 459-470 ◽  
Author(s):  
Yuki Tsujii ◽  
Takao Tsuji ◽  
Tsutomu Oyama ◽  
Yoshiki Nakachi ◽  
Suresh Chand Verma

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