We analyze models of product differentiation with perfect price discrimination and free entry. Although perfect price discrimination ensures efficient output decisions given product characteristics, coordination failures may prevent efficiency in the choice of product characteristics. More...

This paper develops and analyses a dynamic model, which combines both the adoption and the industry evolution theories. We model the decision of adoption, learning entry and exit of firms. These decisions depend on the interaction of technology characteristics (effectiveness, machinery and...

Due to tight public budget constraints, the efficiency of publicly financed universities in Germany is receiving increasing attention in the academic as well as in the public discourse. Against this background we analyze the efficiency of 72 public German universities for the years 1998 to 2003,...

In this paper we describe the successful application of a sophisticated Operations Research model and the corresponding solution techniques for scheduling the 6,500+ drivers and conductors of the Dutch railway operator NS Reizigers (Netherlands Railways). In 2001 the drivers and conductors were...

This paper studies the accounting performance measure, profit efficiency and investor valuation of 1,262 Chinese firms listed in Shanghai and Shenzhen Stock Exchanges from 2001 to 2010. Profit efficiency is defined as the ratio of actual profit realized to the optimal profit described by...

This present study analyses a stringent and current problem of the economy which resides from the measurements of the proportion of production which lead to the growth of the amount of waste resulted from production and influence its efficiency. The first part of the study tries to point out the...

In the present frame, marked by economic crisis, globalization of competition, the quality of products and services is the reference point of any organization. Continuous improvement of product quality and service has become new references in the current economic landscape, highly complex...

This paper aims to address issues of importance of investments on the quality of products and services in the contemporary economy. The investments have an innovative character due the fact that creates material conditions in order to promote the technology, ensuring the development and...

There is, without a doubt, a strong connection between fiscal policy and the economic growth; this is universally known and consented. What is, on the other side of this matter, far less grasped is, firstly, the type of taxation best suited for a given economy 􀂱 in this case, of the Romanian...

The present paper deals with optimization of production depending on input resources under market constraints. Production efficiency refers to increasing the output with a minimum input. The objectives of management are: reducing costs of outputs simultaneously with reducing prices of market...