The public choice sedition: variations on the theme of scientific warfare

Given a significant element of truth in "Public Choice", a modest element must be found when a similar approach is made to the behavior of economic scientists. Harry Johnson found this in "The Keynesian Revolution and the Monetarist Counter-Revolution". Following him, I find more in the Public Choice "Revolution" itself. The basic visions, assumptions and methods of the latter are appraised within its time-space stream. "Variations on a theme by Buchanan" or "The B- and F-Twist" could have been suggestive subtitles for this paper -- an embrycnic Economics of Knowledge, a complement to the Sociology of Knowledge.

Responsabilidade social sob a ótica do assédio moral: o caso furnas

The objectives of this research were to identify and to determine the mam elements presents in actions developed by the company classified as corporate social responsibility as well as the company's speech and relation with their employees1 in Fumas' productive units. In the base theoretician-empiricist, were analyzed the aspects concerning to the social management considering the postindustrial societal model, as to the social responsibility and the moral siege aspect present in the internaI company' s relations. The method that characterizes this research is the case study of a mixing economy company considered as prominence in the industrial scene of the country, from the verification of its organizational climate. The data had been gotten by direct comment and by semistructuralized interviews, carried through with workers belonging to diverse hierarchic organization's studied leveIs, involved with social practices and their organization, having relationship to the employees. The analysis was description-qualitative formo The collected data disclose to the existence of accords and dissonances between the social responsibility practical, the moral siege and the speech presented by this company. The main objective of the study was to extend the agreement concerning to the social responsibility, as well as the moral siege practiced by the company, having as reference their integrant's perceptions, considering both the current economic and social rationalities that establish a new mo dei of relationship between State, companies under its protection and the civil society.

Voice over IP 2.0: an analysis of limits and potential of IP2IP telecommunication

Internet Telephony (VoIP) is changing the telecommunication industry. Oftentimes free, VoIP is becoming more and more popular amongst users. Large software companies have entered the market and heavily invest into it. In 2011, for instance, Microsoft bought Skype for 8.5bn USD. This trend increasingly impacts the incumbent telecommunication operators. They see their main source of revenue – classic telephony – under siege and disappear. The thesis at hand develops a most-likely scenario in order to determine how VoIP is evolving further and it predicts, based on a ten-year forecast, the impact it will have on the players in the telecommunication industry.The paper presents a model combining Rogers’ diffusion and Christensen’s innovation research. The model has the goal of explaining the past evolution of VoIP and to isolate the factors that determine the further diffusion of the innovation. Interviews with industry experts serve to assess how the identified factors are evolving.Two propositions are offered. First, VoIP operators are becoming more important in international, corporate, and mobile telephony. End-to-end VoIP (IP2IP) will exhibit strong growth rates and increasingly cannibalize the telephony revenues of the classic operators. Second, fix-net telephony in SMEs and at home will continue to be dominated by the incumbents. Yet, as prices for telephony fall towards zero also they will implement IP2IP in order to save costs. By 2022, up to 90% of the calls will be IP2IP. The author recommends the incumbents and VoIP operators to proactively face the change, to rethink their business strategies, and to even be open for cooperation.