We prove that a universal preference type space exists under much more general conditions than those postulated by Epstein and Wang (1996). To wit, it is enough that preferences can be encoded by a countable collection of continuous functionals, while the preferences themselves need not necessarily be continuous or regular, like, e.g., in the case of lexicographic preferences. The proof relies ...

A lightweight method for collaborative ltering is described that processes binary encoded data. Examples of transactions that can be described in this manner are items purchased by customers or web pages visited by individuals. As with all collaborative ltering, the objective is to match a person's records to customers with similar records. For example, based on prior purchases of a customer, o...

There is much recent discussion on data streams and big data, which except of their volume and velocity are also characterized by volatility. Next to detecting change, it is also important to interpret it. Consider customer profiling as an example: Is a cluster corresponding to a group of customers simply disappearing or are its members migrating to other clusters? Does a new cluster reflect a ...

Normally Top-k queries are widely used for retrieving a ranked set of ‘k’ most objects based on the individual user preferences. As an example in online market places customer typically search a ranked set of products that satisfy their needs. From the perspective of a manufacturer, it is imperative that her products appear in the highest ranked positions for many different user preferences. Ot...

The multicriteria method MUSA (MUlticriteria Satisfaction Analysis) for measuring and analysing customer satisfaction is presented in this paper. The MUSA method is a preference disaggregation model following the principles of ordinal regression analysis (inference procedure). The integrated methodology evaluates the satisfaction level of a set of individuals (customers, employees, etc.) based ...

Purpose: There are variety of factors that influence a customer’s selection bank in general. However, there is large gap the literature covers customer decision to choose between an Islamic and conventional one. To this end, we try fill by using case study Morocco analyse contributing consumer’s selection. Methodology: The analysis presented paper applying artificial intelligence method KANO an...

To attract customers, firms offer personalized services. This is perceived beneficial by many customers as it enhances the purchase experience and addresses customers’ needs. However, to offer personalized services, customer data has to be collected and analyzed. This practice gives rise to privacy concerns and can inhibit the usage of such services. Our research aims to address the tension bet...

This paper describes how a monopolist manipulates the balance of quantity and quality in order to increase revenue when its customers treat quantity and quality as substitutes. This ‘skewing’ of quality depends on the characteristics of customer’s demand for quality. Customers differ in demand for quality, because they differ in either (i) their preferences and/or (ii) their time cost per unit....

The Effect of Economic and Relational Direct Marketing Communication on Buying Behavior in B2B Markets BY Kihyun Kim April 13, 2016 Committee Chair: Dr. V. Kumar Major Academic Unit: Marketing Business to Business (B2B) firms spend significant resources managing close relationships with their customers, yet there is limited understanding of how the customers perceive the relationship based on t...