The strategic importance of rare earth elements (REEs) has become increasingly important because of their relative scarcity and worldwide increasing demand, as well as China’s quasi-monopoly of this market. REEs are virtually not substitutable, and they are essential for a variety of...

As correlations of asset returns increased and diversification effects vanished during the financial crisis, the search for new and potentially uncorrelated asset classes gains importance. As a result, several asset classes have been analyzed by academics in order to determine their...

Ameriks, Caplin, Leahy & Tyler (2007) study how lack of self-control may lead to overconsumption and low wealth accumulation. For their analysis, the authors calculate difference scores from their survey questions. We review their study and highlight potential issues in the use of difference...

Republished as CIE Working Paper 2015-02