drought affects on all aspects of human actirities seriously as a climatic phenomenon. however, the studies related to this phenomenon based on suitable method are very few. studying the drought features and its prediction can be effective on decreasing of resulted losses or damages. therefore, drought and evaluation of its prediction possibility are studied for some stations of ardabil provinc...

In this chapter, I consider a design framework of a computational experiment in finance. The examination of statistics used for economic forecasts evaluation and profitability of investment decisions, based on those forecasts, reveals only weak relationships between them. The “degree of improvement over efficient prediction” combined with directional accuracy are proposed in an estimation techn...

Daily deals sites, such as Groupon and LivingSocial, attract millions of customers in the hunt for products and services at substantially reduced prices (i.e., deals). An important aspect for the profitability of these sites is the correct prediction of how many coupons will be sold for each deal in their catalog—a task commonly referred to as deal size prediction. Existing solutions for the de...

Ambulatory surgery centers (ASCs) are small (typically physician owned) healthcare facilities that specialize in performing outpatient surgeries and therefore compete against hospitals for patients. Physicians who own ASCs could treat their most profitable patients at their ASCs and less profitable patients at hospitals. This paper asks if the profitability of an outpatient surgery impacts wher...

This paper analyzes the impact of liquid asset holdings on bank profitability for a sample of Iranian banks. Using the Generalized Method of Moment (GMM), this study analyzes the profitability of listed banks using unbalanced panel data over the period of 2002-2009. We use the liquidity asset and liquidity asset-ratio square for estimating liquid asset and profitability relationship. The e...

Estimates of the percentage of industrial process controllers with performance problems are surprisingly high – various studies indicate that anywhere from 66% to 80% of controllers are not performing as well as they should. These controllers can have a significant detrimental effect on plant profitability, both in increased product variance and increased reaction times. In addition, the regula...