On the problems of applying Ramsey Pricing to the railroad industry with uncertain demand elasticities

1983 ◽  
Vol 17 (6) ◽  
pp. 439-450 ◽  
Author(s):  
William B. Tye ◽  
Herman B. Leonard
2007 ◽  
Vol 34 (1) ◽  
pp. 25-55 ◽  
Author(s):  
Jan R. Heier ◽  
A. Lee Gurley

On January 26, 1983, the Interstate Commerce Commission (ICC) announced that it would require all railroads under its regulatory jurisdiction to change from Retirement-Replacement-Betterment (RRB) accounting, to a more theoretically sound depreciation accounting for matching revenues and expenses. The change was needed because RRB did not allow for the recapture of track investment, leaving the railroads with limited capital to replace aging track lines. Over the previous three decades, it had become painfully obvious to everyone that the industry's economic woes were the result of archaic accounting procedures that lacked harmony with the rest of American accounting standards, but the ICC was reluctant to change until new tax legislation in the early 1980s forced the issue. The decision was a culmination of a debate that started in the mid-1950s when Arthur Andersen, with the help of the securities industry, began an effort to harmonize railroad and industry standards using arguments that mirror those supporting the international accounting harmonization efforts of the early 21st century.


1992 ◽  
Vol 65 (4) ◽  
pp. 593 ◽  
Author(s):  
Yu-Min Chen ◽  
Dipak C. Jain

2021 ◽  
pp. 1-13
Author(s):  
Sun Jianzhu ◽  
Zhang Qingshan ◽  
Yu Yinyun

Multi-site selection is a hot research issue for equipment manufacturing enterprises. With the development of smart industry, equipment manufacturing enterprises have entered the era of personalized and small batch manufacturing. Enterprises want to better meet customer needs and win competition, they must carry out scientific factory planning and site selection, so as to ensure quick response to the market. Based on this, this paper proposes a two-stage location selection model. Firstly, the method uses fuzzy numbers to express the demand size of demand points. Secondly, the distance factor is used as a criterion to select the candidate manufacturing bases with sufficient available resources. Next, the location model of enterprise manufacturing base is established which the goal of maximizing service efficiency and the constraints of time, cost and demand. Finally, a random numerical example is used to simulate the model, and lingo is used to solve it.


2020 ◽  
Vol 20 (2) ◽  
Author(s):  
Stefanos Leonardos ◽  
Costis Melolidakis

AbstractWe revisit the linear Cournot model with uncertain demand that is studied in Lagerlöf (2006. “Equilibrium Uniqueness in a Cournot Model with Demand Uncertainty.” The B.E. Journal of Theoretical Economics 6, no. 1. (Topics), Article 19: 1–6.) and provide sufficient conditions for equilibrium uniqueness that complement the existing results. We show that if the distribution of the demand intercept has the decreasing mean residual demand (DMRD) or the increasing generalized failure rate (IGFR) property, then uniqueness of equilibrium is guaranteed. The DMRD condition implies log-concavity of the expected profits per unit of output without additional assumptions on the existence or the shape of the density of the demand intercept and, hence, answers in the affirmative the conjecture of Lagerlöf (2006. “Equilibrium Uniqueness in a Cournot Model with Demand Uncertainty.” The B.E. Journal of Theoretical Economics 6, no. 1. (Topics), Article 19: 1–6.) that such conditions may not be necessary.


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