The existence of memory in financial time series has been extensively studied for several stock markets around the world by means of different approaches. However, fixed income markets, i.e. those where corporate and sovereign bonds are traded, have been much less studied. We believe that, given...

This paper investigates the effect of the 2008 financial crisis on informational efficiency by carrying out a long-memory analysis of European corporate bond markets. We compute the Hurst exponent for fifteen sectorial indices to scrutinise the time-varying behaviour of long-range memory,...

This letter investigates the time-varying behavior of long memory in sovereign and corporate bond indices of seven European Union countries from July 1998 to November 2011. We compute the Hurst exponent and detect that the current financial crisis affects more the informational efficiency of the...

Recent news cast doubts on London Interbank Offered Rate (LIBOR) integrity. Given its economic importance and the delay with which authorities realize about this situation, we aim to find an objective method in order to detect departures in the LIBOR rate that from the expected behavior. We...

This paper aims to identify the main determinants of sovereign bond spreads in seven Latin American countries and verify the existence of contagion effect over these markets during the last financial crisis. We apply a panel data framework and find that the inflation, terms of trade ratio and...