This paper attempts to provide evidence of “shift-volatility” transmission in the East Asian equity markets. By shift-volatility, we mean the volatility shifts from a low level to a high level, corresponding respectively to tranquil and crisis periods. We examine the interdependence of...

This paper provides evidence that the European Central Bank (ECB) has adjusted its interest rate since 1999 nonlinearly according to the macroeconomic and financial environment in the euro zone. Its policy function is described by a Taylor rule with regime shifts implying that the stance of...

This paper attempts to analyze the relationships between the ASEAN-5 countries’ business cycles. We examine the nature of business cycles correlation trying to disentangle between regional spillover effects (expansion and recession phases among the ASEAN-5 are correlated) and global spillovers...

This paper proposes a new fractional model with a time-varying long-memory parameter. The latter evolves nonlinearly according to a transition variable through a logistic function. We present a LR-based test that allows to discriminate between the standard fractional model and our model. We...