Theoretical Analysis of the Relationship Between Monopoly's Optimal Tariffs and Consumer Utility

2019 ◽  
Vol 8 (1) ◽  
pp. 39-51
Author(s):  
Bouchrika Ali ◽  
Chokri Terzi ◽  
Khalil Mhadhbi ◽  
Issaoui Fakhri

The article is an extension to the pricing models proposed by Jean Tirol that model the consumption of an environmental good. However, the different consumption patterns of this good, which is characterized by a taste parameter (two tastes or a continuum of taste); always verifying an imbalance between the profit of the monopoly (mainly natural); and the utility function of the consumer agent. Taxation on the price, in relation to consumer preferences, can ensure the objectives of an efficient management of a good which has variations in its physical nature. Moreover, a coefficient of variation in its nature, based on a scale of measurement, can achieve the convergence between economic and social objectives. The underlying results show that the consumer surplus is proportional to the variation between the average and marginal utility. In addition, maximizing monopoly profit provides a reasonable price that ensures social equity measures between the different users.

2019 ◽  
Author(s):  
Siddharth Garg

Objective: The aim of this paper was to examine the relationship between income, subjective wellbeing, and culture among people from a higher socio-economic class across the world. Rationale: Ed Diener proposed the law of diminishing marginal utility as an explanation for differences in subjective wellbeing among different income groups across different countries (Diener, Ng, & Tov, Balance in life and declining marginal utility of diverse resources, 2009). Thus, people with higher incomes would experience less subjective wellbeing due to income, and culture should emerge as a significant predictor. Method: Data from this study came from another study (https://siddharthgargblog.wordpress.com/2019/07/14/love-for-money/). I used an online survey to collect data on annual income in US dollars, subjective wellbeing (WHO-5), and country of residence (Indicator of Culture). 96 responses (Indians = 24, Foreigners = 72) were entered in IBM SPSS and a regression analysis was conducted. The raw dataset used in this study can be found at https://doi.org/10.6084/m9.figshare.8869040.v1Results: ANOVA showed a significant difference (p < 0.05) between Indians and foreigners on levels of subjective wellbeing. Linear regression shows the regression coefficient of culture to be significant (Beta = -.254, p = .014) but the regression coefficient of income was not found to be significant. The overall model was found to explain 8.2% of the variance in wellbeing.Conclusion: The sample of this study is too small to make any kind of generalization; it does lend a little bit of support to the idea of diminishing marginal utility of income on subjective wellbeing and provides a rationale for further research.


2015 ◽  
Vol 10 (2) ◽  
pp. 103-113
Author(s):  
Ewa Hajduk-Kasprowicz ◽  
Lech Nieżurawski

The paper discusses the problems of fading and ending of business relationships in the sphere of professional services i.e. the phase of a relationship dissolution resulting from a client's or a firm's decision to end it. This phase includes, among others, determining the causes of the relationship dissolution and drawing conclusions for the future in order to prevent losing the most lucrative clients. Both in theory and in practice, relationship ending is perceived as something stretched in time i.e. consisting of numerous stages and influenced by numerous factors and events.The aim of the present paper is an analysis of the modern literature on the causes and mechanisms of business relationships termination in the sphere of professional services as well as indicating some possibilities of a more effective and efficient management of these relations. 


2020 ◽  
Vol 19 (1) ◽  
pp. 1-41
Author(s):  
Nicolas Dupuis ◽  
Marc Ivaldi ◽  
Jerome Pouyet

AbstractWe study the welfare impact of revenue management, a practice which is widely spread in the transport industry, but whose impact on consumer surplus remains unclear. We develop a theoretical model of revenue management allowing for heterogeneity in product characteristics, capacity constraints, consumer preferences, and probabilities of arrival. We also introduce dynamic competition between revenue managers. We solve this model computationally and recover the optimal pricing strategies. We find that revenue management is generally welfare enhancing as it raises the number of sales.


Author(s):  
Irzam Sarfraz ◽  
Muhammad Asif ◽  
Joshua D Campbell

Abstract Motivation R Experiment objects such as the SummarizedExperiment or SingleCellExperiment are data containers for storing one or more matrix-like assays along with associated row and column data. These objects have been used to facilitate the storage and analysis of high-throughput genomic data generated from technologies such as single-cell RNA sequencing. One common computational task in many genomics analysis workflows is to perform subsetting of the data matrix before applying down-stream analytical methods. For example, one may need to subset the columns of the assay matrix to exclude poor-quality samples or subset the rows of the matrix to select the most variable features. Traditionally, a second object is created that contains the desired subset of assay from the original object. However, this approach is inefficient as it requires the creation of an additional object containing a copy of the original assay and leads to challenges with data provenance. Results To overcome these challenges, we developed an R package called ExperimentSubset, which is a data container that implements classes for efficient storage and streamlined retrieval of assays that have been subsetted by rows and/or columns. These classes are able to inherently provide data provenance by maintaining the relationship between the subsetted and parent assays. We demonstrate the utility of this package on a single-cell RNA-seq dataset by storing and retrieving subsets at different stages of the analysis while maintaining a lower memory footprint. Overall, the ExperimentSubset is a flexible container for the efficient management of subsets. Availability and implementation ExperimentSubset package is available at Bioconductor: https://bioconductor.org/packages/ExperimentSubset/ and Github: https://github.com/campbio/ExperimentSubset. Supplementary information Supplementary data are available at Bioinformatics online.


2021 ◽  
Vol 27 (5) ◽  
pp. 1086-1094
Author(s):  
Eun-Su An ◽  
Yong-Mi Jin

Research on the stress and loneliness felt by Hairdresser, their work immersion, and their effects on depression is as important as research on customer management and is essential for the efficient management of the beauty industry. Therefore, frequency analysis, factor analysis, reliability analysis, and regression analysis were conducted to find out the relationship between work immersion and depression of beauty workers, and a total of 295 copies were used.The results of the study are as follows.First, as loneliness increases, work immersion decreases. Second, as loneliness increases, depression increases. In order to reduce loneliness, personal time should be secured through free communication and troubleshooting through Sns and beauty communities, rest time, holidays and monthly leave guarantees, and if these improve, work immersion will increase and depression will decrease.It is expected that subsequent research will continue with various variables through age diversification and segmentation of majors in the future.


2021 ◽  
pp. 1-18
Author(s):  
HAO WANG ◽  
XUNDONG YIN ◽  
ALICE Y. OUYANG

This study evaluates the partial exclusion effects of store promotion. We find that a manufacturer with a better brand name has a higher willingness-to-pay for promotion services offered by retail stores or online platforms. The promotion results in higher sales-weighted average prices (wholesale and retail) and a larger inter-brand price gap. The stores or platforms extract more profits from manufacturers and consumers through the promotion services. The effects on consumer surplus and social welfare depend on whether the promotion alters consumer preferences. If it does, more consumers would be choosing their less-preferred brands because of the larger inter-brand price gap, which would be socially inefficient. If it does not, the promotion may help to correct the price distortion, but the social welfare effect is positive only when the promotion effect is small enough. In both cases, the promotion services reduce the total consumer surplus by softening inter-brand competition.


2019 ◽  
Vol 70 (1) ◽  
pp. 727-751 ◽  
Author(s):  
Matthew B. Hufford ◽  
Jorge C. Berny Mier y Teran ◽  
Paul Gepts

Crop biodiversity is one of the major inventions of humanity through the process of domestication. It is also an essential resource for crop improvement to adapt agriculture to ever-changing conditions like global climate change and consumer preferences. Domestication and the subsequent evolution under cultivation have profoundly shaped the genetic architecture of this biodiversity. In this review, we highlight recent advances in our understanding of crop biodiversity. Topics include the reduction of genetic diversity during domestication and counteracting factors, a discussion of the relationship between parallel phenotypic and genotypic evolution, the role of plasticity in genotype × environment interactions, and the important role subsistence farmers play in actively maintaining crop biodiversity and in participatory breeding. Linking genotype and phenotype remains the holy grail of crop biodiversity studies.


1987 ◽  
Vol 5 (1) ◽  
pp. 31-46 ◽  
Author(s):  
Elizabeth C. Hirschman

This study examined the relationship between five motives—sensory arousal, cognitive arousal, escapism, mastery-control, and emotional involvement—and preferences for different types of content in three cultural media—television programs, motion pictures, and books. The findings both confirmed and extended prior theorization and found some intriguing differences in content preferences between women and men.


SERIEs ◽  
2019 ◽  
Vol 10 (3-4) ◽  
pp. 401-418
Author(s):  
Esra Durceylan

Abstract Efficiency comparison of ad valorem and unit taxes has been traditionally based on consumer welfare. However, if the tax instrument also affects the distribution of firms over their productivities, the policy maker may be concerned about the implications on aggregate productivity as well. This paper makes an efficiency comparison of ad valorem and unit taxes by allowing the distribution of firms to respond to changes in policy. First, I make an efficiency comparison in a model with monopolistically competitive firms that are homogenous with respect to their productivity levels. Consumer preferences exhibit love for variety and allow firms to adjust their markups. I find that ad valorem tax is more efficient. Allowing for firm heterogeneity overturns this result at high revenue requirements. As the tax rate increases, ad valorem tax causes excessive exit of firms which makes the market more competitive. Hence, few surviving firms price lower by decreasing their markups. Lower prices decrease the tax revenue collected. As a result under ad valorem tax regime, higher consumer surplus is dominated by lower tax revenue. On the other hand, production is concentrated among relatively more productive firms. Thus, aggregate productivity is higher under ad valorem tax regime.


2021 ◽  
Author(s):  
wei feng ◽  
hang yuan

Abstract Innovation plays an important role in achieving green-growth economic development in China, while the spread of haze pollution (also called smog) inhibits innovation activities. Using panel data on 265 cities at the prefecture level in China from 2001 to 2016, this paper investigates the relationship between haze pollution and urban innovation. The conclusions are as follows. First, haze pollution has a significant inhibitory effect on urban innovation. After we consider endogeneity, eliminate extreme values, and incorporate spatial correlation, we find that the negative impact of haze pollution on urban innovation still exists. Second, the channels through which haze pollution affects urban innovation can mainly be attributed to population density, the size of the home market, and economic activity. Third, among the different regions in China, the inhibitory effect of haze pollution on innovation is the most serious in the eastern region, followed by the central and western regions. Moreover, across diverse Chinese cities, the significant inhibitory effects of haze pollution on innovation are mainly in cities that are not provincial capitals and resource-based cities. Accordingly, efficient management of haze pollution is a critical prerequisite and effective guarantee for improving urban innovation.JEL codes: K32; O13; O31; R11


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