Now showing items 1-10 of 921
Predicting information credibility in time-sensitive social media
(Emerald Group Publishing, 2013)
Purpose – Twitter is a popular microblogging service which has proven, in recent years, its potential for propagating news and information about developing events. The purpose of this paper is to focus on the analysis ...
On the revision of informant credibility orders
In this paper we propose an approach to multi-source belief revision where the trust or credibility assigned to informant agents can be revised. In our proposal, the credibility of each informant represented as a strict ...
Sharing beliefs among agents with different degrees of credibility
(Springer London Ltd, 2017-03-23)
This paper introduces an approach for sharing beliefs in collaborative multi-agent application domains where some agents can be more credible than others. In this context, we propose a formalization where every agent has ...
Imperfectly credible disinflation under endogenous time-dependent pricing
(Escola de Pós-Graduação em Economia da FGV, 2005-09-08)
The real effects of an imperfectly credible disinflation depend critically on the extent of price rigidity. Therefore, the study of how policymakers’ credibility affects the outcome of an announced disinflation should not ...
Optimal-state-dependent rules, credibility, and inflationary inertia
(Escola de Pós-Graduação em Economia da FGV, 1997-06-05)
This paper examines the output losses caused by disinflation and the role of credibility in a model where pricing mIes are optimal and individual prices are rigid. Individual nominal rigidity is modeled as resulting from ...
Credible managerial vision
(Escola de Pós-Graduação em Economia da FGV, 2003-01-30)
We develop a model in which managers choose whether or not to reveal their 'vision' for the future of their companies. Visionary managers are valuable because they generate incentives for workers to develop profitable ...
Lack of Credibility, Inflation Persistence and Disinflation in Colombia
This paper measures inflation persistence in Colombia for the period 1990-2010 and estimates the implied speed at which agents learn about the central bank?s inflation target. We estimate Erceg and Levin?s (2003) imperfect ...
A Credibilidade como Estratégia de Identidade em um Jornal MassivoCredibility as a Strategy of a Popular Massive Newspaper Identity
(Universidade Federal do Rio Grande do Sul, 2006)