Quantitative Analysis

The first chapter presents concepts about quantitative models for decision making; the process that follows is used when constructing a model and definitions of queueing theory: work in process, cycle time, and congestion. Also presented and explained is the Kendall notation that will be used throughout the book. The chapter shows some examples of waiting line systems at the end.

Author(s):  
Ágnes Neulinger ◽  
Judit Simon ◽  
Kata Kelemen ◽  
Ágnes Hofmeister Tóth ◽  
Edit Bódi

A szerzők kutatási projektjükben a hazai lakosság utazással kapcsolatos fogyasztási, vásárlási magatartását vizsgálták, különös tekintettel a hibrid fogyasztói viselkedés alakulására. A kutatás a rendszeresen utazó vagy az utazás iránt érdeklődő csoportra terjedt ki. Az első, kvalitatív fázisban a nyaralás értelmezését, a keresés és döntés kritériumait tárták fel, majd következő lépésben statisztikai elemzésekkel vizsgálták a fogyasztói magatartás jellemzőit. Indexszámítás alapján besorolták a válaszadókat a hibrid fogyasztás kategóriáiba. Besorolásuk szerint a megtakarításorientált olcsón vásárlók és a komfortorientált márkavásárlók jelentik a legnagyobb csoportokat, az előbbi 31,9%-ot, az utóbbi 29,6%-ot képviselve a mintában. A megtakarítás-orientált márkavásárlók 21%-ot, a komfortorientált olcsón vásárlók 17,5%-ot tesznek ki. Elemzésük igazolta, hogy a hibrid vásárlói magatartás elméleti megközelítése jól használható a hazai utazási piac elemzésekor. ________ Recent study examines travelling behaviour in Hungary with special emphasis on hybrid consumption. Using qualitative and quantitative analysis the study explore the decision making process related to hybrid consumption in travel services. Based on indexes the authors classified respondents into categories of hybrid consumption. According to their classification the main groups are savings-oriented budget shoppersand comfort-oriented brand shoppers, representing 31,9% and 29,6% share in the total sample, accordingly. Based on their analysis the approach of hybrid consumption proved to be useful to analyse consumer behaviour in travel services.


2016 ◽  
Vol 113 (7) ◽  
pp. 1760-1765 ◽  
Author(s):  
Stephen M. Posner ◽  
Emily McKenzie ◽  
Taylor H. Ricketts

Research about ecosystem services (ES) often aims to generate knowledge that influences policies and institutions for conservation and human development. However, we have limited understanding of how decision-makers use ES knowledge or what factors facilitate use. Here we address this gap and report on, to our knowledge, the first quantitative analysis of the factors and conditions that explain the policy impact of ES knowledge. We analyze a global sample of cases where similar ES knowledge was generated and applied to decision-making. We first test whether attributes of ES knowledge themselves predict different measures of impact on decisions. We find that legitimacy of knowledge is more often associated with impact than either the credibility or salience of the knowledge. We also examine whether predictor variables related to the science-to-policy process and the contextual conditions of a case are significant in predicting impact. Our findings indicate that, although many factors are important, attributes of the knowledge and aspects of the science-to-policy process that enhance legitimacy best explain the impact of ES science on decision-making. Our results are consistent with both theory and previous qualitative assessments in suggesting that the attributes and perceptions of scientific knowledge and process within which knowledge is coproduced are important determinants of whether that knowledge leads to action.


Author(s):  
Gustavo A. T. Tanaka Nakasone

In this chapter a review of the current financial accounting situation in Peru is reviewed. Accounting or any type of accountability system has been around in Peru for several centuries and a number of factors (cultural, legal, economic and financial, historical and political) have played an important role in its evolution. This chapter aims at analyzing the Peruvian accounting system with special emphasis on IFRS for SMEs. Qualitative and quantitative analysis of available data were applied for this research as well as surveys and interviews to relevant players in the Peruvian accounting system. The most important conclusions are: 1) A number of different accounting standards –not only full IFRS or IFRS for SMEs- are applied in Peru; 2) The claim that IFRS for SMEs are widely applied by Peruvian companies should be rejected and 3) It should be recognized that most of the SMEs in Peru use accounting for tax purposes only, and disregard the use accounting for decision making.


Author(s):  
Esmaeel Moradi ◽  
Mohammad Reza Ghezel Arsalan ◽  
Ali Naimi Sadigh ◽  
Hamed Fallah Roshan Ghalb

Moreover, a wide review given by Terzi and Cavalieri (2004) on more than 80 papers about simulation in the supply chain context is used in this chapter. The main goal of this review is to determine which objectives simulation is used to solve the problems, which simulation models are more appropriate and useful for supporting the decision making in the supply chain.


2016 ◽  
Vol 223 (4) ◽  
pp. e16
Author(s):  
Susan C. Pitt ◽  
Angela M. Ingraham ◽  
Megan C. Saucke ◽  
Elizabeth M. Wendt ◽  
Courtney J. Balentine ◽  
...  

2014 ◽  
Vol 522-524 ◽  
pp. 778-782
Author(s):  
Rui Juan Zhang ◽  
Feng Han

Based on the protection cost method, shadow engineering method, and some other discounting methods, the economic losses caused by the environmental damage was equivalent to specific monetary value. And put these methods into the environmental evaluation problems of Xibao railway line construction. After application, it plays an important role in the multi-objective railway location decision-making.


Author(s):  
Gumilang Aryo Sahadewo ◽  
Jeffrey Drope ◽  
Qing Li ◽  
Firman Witoelar ◽  
Raphael Lencucha

Understanding the variables that affect farmers’ decisions as to whether to grow tobacco and/or other crops provides important insights into their economic lives and can help to inform the development and implementation of policies that shape both tobacco production and tobacco control, such as increasing tobacco excise taxes. This study employs complementary quantitative and qualitative methodologies to identify variables that affect tobacco farmers’ economic decision making in Indonesia, a major tobacco producer. The research focuses on the variables that affect tobacco farmers’ decisions to continue tobacco farming or shift to non-tobacco farming. It finds that tobacco farmers’ decision making is complex but also predictable. The results of the quantitative analysis suggest that farming profits and positive rainfall shocks are two of the key variables that affect the decision to cultivate tobacco. The qualitative results confirm these findings and further illuminate that access to credit, education (agricultural and otherwise) and information play substantial roles in farmers’ economic decision making. Most of these variables are affected by the unequal relationship between the tobacco firms that buy tobacco and the farmers, wherein the farmers are consistently at a disadvantage in terms of negotiating key parameters such as prices and evaluation of leaf quality.


2011 ◽  
Vol 415-417 ◽  
pp. 1055-1059
Author(s):  
Tian Min Guan ◽  
Mei Chao Qin ◽  
Yan Li Yuan

Abstract. The wheelchair comfort is a subjective evaluation of users, which is influenced by wheelchair itself, environmental factors and physiological factors. It is difficult to make evaluation about wheelchair comfort by a general approach. In this essay, Analytic Hierarchy Process, based on a scientific decision-making idea which combines qualitative analysis with quantitative analysis, was used to establish the evaluation system about wheelchair comfort indicator, and the weight of each indicator was determined. For this reason, the evaluation of wheelchair comfort is more scientific and reasonable.


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