The important role of efficiency in the health care foodservice sector has been widely addressed in the literature. Different methods for assessing performance have been proposed. In general, most measures were calculated as simple ratios such as food and labour cost per meal or limited...

Research in this thesis deals with some unexplored, or only partially explored, issues relating to the information content of volatility of the idiosyncratic component of asset returns at the firm and industry-level, both in the context of developed and emerging stock markets. Specific issues we...

An important assumption underlying traditional theories of financial time-series behaviour is that consecutive changes in the price of an asset (ie. asset returns) are independent of each other. For analysts seeking to predict the future value of an asset, this implies that the best step-ahead...

We begin with the outlining the motivation of this research as there are still so many unanswered research questions on our complex financial and economic systems. The philosophical background and the advances of econometrics and econophysics are discussed to provide an overview of the...

Organizational learning and innovation capabilities are widely regarded as important sources of competitive advantage as they enhance a firm?s capacity to create, maintain, expand and renew its bases of strategic resources, and, as a result, increase its chances of success in the marketplace....