The BRIC countries (Brazil, Russia, India, and China) have expanded their export sector considerably in the last two decades. Their export portfolios range from commodities to knowledge-intensive products. In this paper, we use two portfolio approaches (Markowitz and single index models) to...

Venture capitalists (VCs) follow elaborate procedures to identify the top candidates, out of countless aspiring start-ups, for financing and other types of investor support. Purportedly, VCs also carefully evaluate, based on venture performance, whether or not it deserves to receive follow-on...