I present empirical results on the contribution of three key drivers of inflation in Denmark: an inflation trend anchored by inflation expectations; the Danish business cycle; and an energy price cycle. All three drivers contribute significantly to the development of inflation and explain most of...

Purpose – The purpose of this paper is to test the performance of momentum strategies and identify the sources of their profits. Design/methodology/approach – To identify the main source of momentum profits, first, the bootstrap method with replacement was used. Then, to eliminate the...

Purpose – The purpose of this paper is to test the performance of momentum strategies and identify the sources of their profits. Design/methodology/approach – To identify the main source of momentum profits, first, the bootstrap method with replacement was used. Then, to eliminate the...

Given stationary time series data, we study the problem of finding the best linear combination of a set of lag window spectral density estimators with respect to the mean squared risk. We present an aggregation procedure and prove a sharp oracle inequality for its risk. We also provide...