25 The taxi sector presents many challenges to adequately serve the demand while maximising 26 efficiency and profitability and minimising externalities. Many authors have dealt with the 27 ‘taxi industry’ by modelling and forecasting its activity, usually using limited, incomplete or 28 no trustable data to validate their model. The present paper tackles a different point of view. 29 The appli...

Taxicab service plays a vital role in public transportation by offering passengers quick personalized destination service in a semiprivate and secure manner. Taxicabs cruise the road network looking for a fare at designated taxi stands or alongside the streets. However, this service is often inefficient due to a low ratio of live miles (miles with a fare) to cruising miles (miles without a fare...

Objectives: This paper evaluates the drivers of profitability for a large sample of U.S. hospitals. Following a methodology frequently used by financial analysts, we use a DuPont analysis as a framework to evaluate the quality of earnings. By decomposing returns on equity (ROE) into profit margin, total asset turnover, and capital structure, the DuPont analysis reveals what drives overall profi...

The exchange of information is in many multi-agent systems the essential form of interaction. For this reason, it is crucial to keep agents from providing unreliable information. However, agents that provide information have to balance between being highly competent, in order to achieve a good reputation as information provider, and staying incompetent, in order to minimize the costs of informa...

Digital currencies have flourished in recent years, buoyed by the tremendous success of Bitcoin. These blockchainbased currencies, called altcoins, are associated with a few thousand to millions of dollars of market capitalization. Altcoins have attracted enthusiasts who enter the market by mining or buying them, but the risks and rewards could potentially be significant, especially when the ma...

minimum profitability of production factors is one of the most important economic features in the rural areas of iran. profitability of production factors such as land, water, capital etc. is in its lowest level in the rural areas of the country. rural economy is dependent to the agricultural economy up to a great extent. the most important factors in keeping profitability of production factors...

This article aims at analyzing the impacts from implementing a product configuration system (PCS) on company’s profitability and improved cost estimations in the sales phase. Companies that have implemented PCSs have achieved substantial benefits in terms of being more in control of their product assortment, making the right decisions in the sales phase and increasing sales of optimal products....

We examine a model that blends the neoclassical theory of investment with an intertemporal efficiency wage model with turnover costs. Investment decisions in capital are associated with the allocation of labor and the determination of efficiency wages. The model relates Tobin’s q to efficiency wages and, in particular, to the Solow condition. It provides a general framework to analyze firm’s in...

Economists and antitrust authorities recognize that firms with market power often raise prices above competitive levels and thus earn monopolistic profits that exceed the competitive cost of capital. In both the U.S. and Europe, this recognition has led antitrust authorities (and courts) to consider profitability evidence when determining whether a firm has market power. In Europe, unlike the U...

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