Results 91 to 100 of about 16,181 (175)

Representing Roomates' Preferences with Symmetric Utilities [PDF]

open access: yes
In the context of the stable roommates problem, it is shown that acyclicity of preferences is equivalent to the existence of symmetric utility functions, i.e. the utility of agent i when matched with j is the same as j 's utility when matched with i .
José Álvaro Rodrigues Neto
core  

Inflation Targeting, Credibility and Confidence Crises [PDF]

open access: yes
We study the interplay between the central bank transparency, its credibility, and the inflation target level. Based on a model developed in the spirit of the global games literature, we argue that whenever a weak central bank adopts a high degree of ...
Aloisio Araujo, Rafael Santos
core  

Evaluation of Default Risk for The Brazilian Banking Sector [PDF]

open access: yes
This paper employs new methods to measure and monitor risk in the Brazilian banking sector. We prove that the option-based risk measure is negatively sensitive to interest rates.
Benjamin M. Tabak, Marcelo Y. Takami
core  

Use of concomitant proton pump inhibitors, statins or metformin in patients treated with pembrolizumab for metastatic urothelial carcinoma: data from the ARON-2 retrospective study. [PDF]

open access: yesCancer Immunol Immunother, 2023
Fiala O   +91 more
europepmc   +1 more source

The Dynamic Relationship between Stock Prices and Exchange Rates: evidence for Brazil [PDF]

open access: yes
This paper studies the dynamic relationship between stock prices and exchange rates in the Brazilian economy. We use recently developed unit root and cointegration tests, which allow endogenous breaks, to test for a long run relationship between these ...
Benjamin M. Tabak
core  

Do Inflation-linked Bonds Contain Information about Future Inflation? [PDF]

open access: yes
There is a widespread belief that inflation-linked bonds are a direct source of information about inflation expectations. In this paper we address this issue by analyzing the relationship between break-even inflation (the difference between nominal and ...
José Valentim Machado Vicente   +1 more
core  

Exchange Rate Dynamics and the Relationship between the Random Walk Hypothesis and Official Interventions [PDF]

open access: yes
This paper examines the empirical evidence that official interventions are associated with periods of high predictability in exchange rate markets. We employ a block bootstrap methodology to build critical values for the Variance Ratio statistics and ...
Benjamin Miranda Tabak   +1 more
core  

Comment on Market Discipline and Monetary Policy by Carl Walsh [PDF]

open access: yes
This paper aims at correcting flaws in the way expectations are set in a paper by Walsh (2000) in order to assess with precision the impact of complex market rigidities and market expectations in the optimal choices of inflation in a monetary game ...
Fabia A. de Carvalho   +1 more
core  

Behavior and Effects of Equity Foreign Investors on Emerging Markets [PDF]

open access: yes
This paper analyzes empirically the behavior of foreign investors on emerging equity markets in a cross-country setting, including 14 emerging markets from the year 2000 to 2005. We could find little evidence that these investors have brought problems to
Barbara Alemanni   +1 more
core  

Clinical impact of healthcare-associated infections in Brazilian ICUs: a multicenter prospective cohort. [PDF]

open access: yesCrit Care
Tomazini BM   +31 more
europepmc   +1 more source

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