The use of close-to-close returns underestimates returns correlation because international stock markets have different trading hours. With the availability of 16:00 (London time) stock market series, we find dynamics of daily correlation and daily covariance, estimated using two...

We examine government bond factor premiums in a deep global sample from 1800 to 2020 spanning the major markets and maturities. Bond factors (Value, Momentum, Low-risk) offer attractive premiums that do not decay across samples, are persistent over time, and consistent across various market and...

Quadratic optimization for asset portfolios often leads to error maximization, with optimizers zooming in on large errors in the predicted inputs, that is, expected returns and risks. The consequence in most cases is a poor real-time performance. In this paper we show how to improve real-time...