This paper studies the relation between liquidity and optimal portfolio allocations. Given that the portfolio problem of a constant relative risk aversion investor does not have a closed-form solution, we use a nonparametric approach to estimate the optimal allocations. Using a sample of NYSE...

In this article, we assess the relative performance of factor models to forecast GDP growth in Portugal. A large dataset is compiled for the Portuguese economy and its usefulness for nowcasting and short-term forecasting is investigated. Since, in practice, one has to cope with different...

Resorting to wavelet analysis, a novel measure is used to assess synchronization of economic activity across a large set of countries. As it has long been acknowledged in the literature that synchronization can vary over time and may depend on the type of fluctuation, the use of a wavelet-based...