Given a set of propositions with unknown truth values, a `judgement aggregation rule' is a way to aggregate the personal truth-valuations of a set of jurors into some `collective' truth valuation. We introduce the class of `quasimajoritarian' judgement aggregation rules, which includes majority...

Judgment aggregation theory, or rather, as we conceive of it here, logical aggregation theory generalizes social choice theory by having the aggregation rule bear on judgments of all kinds instead of merely preference judgments. It derives from Kornhauser and Sager’s doctrinal paradox and List...

This paper investigates the dimension requirements of informationally decentralized Pareto-satisfactory processes in production economies with increasing returns to scale or more general types of non-convexities. We show that the marginal cost pricing (MCP) mechanism is informationally effcient...

The paper discusses opportunities to utilize the series of micro-blogs as provided by the Twitter in observation of opinion dynamics. The spontaneity of tweets is more, as the service is attached more to the mobile communications. The extraction of information in the series of tweets is...

This paper reviews the value of social networking and the impact it can have on small and large businesses. The paper also reviews the Social Networking Business Plan and the power of recommender networks. Examples are given of inbound and outbound marketing techniques. Social Networking is an...

Physical resources such as land, labour and livestock, and nonphysical resources such as indigenous knowledge and institutions of producers in the grain surplus and deficit regions of the Central Highlands of Ethiopia are examined under situation of environmental and policy risks. Frequency...

This research examines how the reliance on emotional feelings as a heuristic influences the proposal of offers in negotiations. Results from three experiments based on the classic ultimatum game show that, compared to proposers who do not rely on their feelings, proposers who rely on their...

This study attempts to identify some characteristics of the relationship between journalists and politicians. The methodology of the research is based on the analysis of responses to interviews in depth applied to a sample of 50 print and audiovisual journalists from Bucharest, Suceava, Pitesti,...

This paper investigates the informational requirements of resource allocation processes in public goods economies with any number of firms and commodities. We show that the Lindahl mechanism is informationally effcient in the sense that it uses the smallest message space among smooth resource...

In Hart and Kurz (1983), stability and formation of coalition structures has been investigated in a noncooperative framework in which the strategy of each player is the coalition he wishes to join. However, given a strategy profile, the coalition structure formed is not unequivocally determined....