A utility function for wealth for a risk-averter

1973 ◽  
Vol 6 (6) ◽  
pp. 614-617 ◽  
Author(s):  
U Sankar
2017 ◽  
Vol 10 (2) ◽  
pp. 1
Author(s):  
Aisyah Muluukhul Adriankurniawati ◽  
Imam Syafii ◽  
M Rondhi

This study was aimed to determine the farmer’s behaviour in face of risk as result of pepper’s price fluctuation in Gumukmas District, Jember Regency. There are three criterias in farmer’s behaviour : risk lover, risk neutral, and risk averter. Thirty-nine farmers was selected by using simple random sampling. The utility function was employed to determine farmer’s behaviour. In this research, utility function with Bernoulli and Neuman -Morgerstern technique was used. This specification was modified with neutral probability (50:50). Estimation on this function was done by using uncertainty equivalent (CE) through quadratic estimation. The result showed that arround 33 farmers (84.62%) are risk neutral. The risk averter are 5 farmers (11.52%) and one farmer (2.56%) is risk lover. This result also showed that farmers with own land ownership status were more daring than farmers who own land tenure status, profit sharing, or farmers who have two land ownership status. Other results indicated that the farmers who pursued local pepperwere more daring than the farmers who pursued hybrid pepper or farmers who persuedlocal and hybrid at once.


2018 ◽  
Vol 2 (2) ◽  
pp. 137
Author(s):  
Muhammad Abi Berkah Nadi

Radin Inten II Airport is a national flight in Lampung Province. In this study using the technical analysis stated preference which is the approach by conveying the choice statement in the form of hypotheses to be assessed by the respondent. By using these techniques the researcher can fully control the hypothesized factors. To determine utility function for model forecasting in fulfilling request of traveler is used regression analysis with SPSS program. The analysis results obtained that the passengers of the dominant airport in the selection of modes of cost attributes than on other attributes. From the result of regression analysis, the influence of independent variable to the highest dependent variable is when the five attributes are used together with the R square value of 8.8%. The relationship between cost, time, headway, time acces and service with the selection of modes, the provision that states whether or not there is a decision. The significance of α = 0.05 with chi-square. And the result of Crame's V test average of 0.298 is around the middle, then the relationship is moderate enough.


2020 ◽  
Vol 0 (0) ◽  
Author(s):  
Iwan Bos ◽  
Dries Vermeulen

AbstractWe critically assess the representative consumer with quadratic aggregate utility function which forms the foundation of a well-known class of linear oligopoly demand structures. It is argued that this approach is problematic and redundant. Regarding the latter, we show how the same demand system can be derived directly from a population of heterogeneous buyers for any number of products. Welfare analyses based on aggregate demand is shown to be sensitive to the underlying microfoundation.


2020 ◽  
Author(s):  
Ramona Ioana Oprea ◽  
Pater Flavius ◽  
Adina Juratoni ◽  
Olivia Bundau

Author(s):  
Peter J. Hammond

AbstractRoberts’ “weak neutrality” or “weak welfarism” theorem concerns Sen social welfare functionals which are defined on an unrestricted domain of utility function profiles and satisfy independence of irrelevant alternatives, the Pareto condition, and a form of weak continuity. Roberts (Rev Econ Stud 47(2):421–439, 1980) claimed that the induced welfare ordering on social states has a one-way representation by a continuous, monotonic real-valued welfare function defined on the Euclidean space of interpersonal utility vectors—that is, an increase in this welfare function is sufficient, but may not be necessary, for social strict preference. A counter-example shows that weak continuity is insufficient; a minor strengthening to pairwise continuity is proposed instead and its sufficiency demonstrated.


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