Over the past decade, investors and financial advisors have shown renewed interest in increasing international equity exposure. Investors confront one of two key issues in making decisions on their strategic allocations, depending on the starting point of their portfolios: 1) for a U.S.-only...

We consider the martingale optimal transport duality for càdlàg processes with given initial and terminal laws. Strong duality and existence of dual optimizers (robust semi-static superhedging strategies) are proved for a class of payoffs that includes American, Asian, Bermudan, and European...

This paper presents the results of an empirical study concerning conventional and socially responsible mutual funds.We apply a sophisticated operations research algorithm embedded in inverse portfolio optimization on financial market data, ESG-scores and CRSP fund data. Due to our results we...

This paper features an analysis of the effectiveness of a range of portfolio diversfication strategies as applied to a set of 17 years of monthly hedge fund index returns on a set of ten market indices representing 13 major hedge fund categories, as compiled by the EDHEC Risk Institute. The...

This paper presents the results of an empirical study concerning conventional and socially responsible mutual funds.We apply a sophisticated operations research algorithm embedded in inverse portfolio optimization on financial market data, ESG-scores and CRSP fund data. Due to our results we...

This paper investigates tactical investment strategies for investors to survive financial crises. Compared with the buy-and-hold strategy, the buy-and-sell strategy is much more effective in mitigating downside risk before, during, and after a crisis by restricting the left-tail volatility of...

This paper analyzes the performance of index-based portfolios across developed, emerging, and frontier markets. Besides considering stocks and bonds for portfolio construction, we investigate how investment opportunity sets are enlarged when credit default swaps (CDSs) are added into portfolios...

Optimization of international securitized real estate portfolios has been a key topic for several decades. However, most previous analysis has focused on regional diversification by applying the traditional mean-variance (MV) framework suggested by Markowitz (1952) even if the limitations of...

Offshore assets present investors with an increased investment universe and additional opportunities for reward, but embedded exposure to exchange rates can result in additional risk. In this work, we consider a global equity portfolio of five equity indices (US, Japan, Europe, UK and Canada),...

We present an analytical framework for active strategic risk management for sovereign wealth funds (SWFs). This paper extends our previous work on foreign exchange reserves management that integrates risk-return objectives with macroeconomic, macro-prudential and sovereign debt management...