Correlation matrices have many applications, particularly in marketing and financial economics. The need to forecast demand for a group of products in order to realize savings by properly managing inventories requires the use of correlation matrices. In many cases, due to paucity of...

This paper analyses the intraday co-movements between returns on several commodity markets and on the stock market in the United States over the 1997-2011 period. By exploiting a new high frequency database, we compute various rolling correlations at (i) 1-hour, (ii) 5-minute, (iii) 10-second,...

In the classical quantitative finance literature it is assumed that there is a risk free rate at which hedgers can borrow and lend in the dynamic replication process of financial derivatives. In such a framework, under complete market conditions and absence of arbitrage opportunities, for a...

In this paper we explore the components that should be incorporated in the price of an uncolateralized derivative. We assume that one counterparty will act as the derivatives hedger while the other will act as the investor. Therefore, the derivative's price will reflect the replication costs...

As a byproduct of the 2007-2008 credit crunch, derivatives pricing and risk management are experiencing a dramatic transformation. Assumptions that were widely accepted not long ago, like absence of counterparty credit risk and the existence of a unique risk free curve available for every...

People by and large tend to postpone their present consumption for numerous reasons. This postponement of consumption leaves them with surplus money to invest for future consumption. Amongst the number of alternatives avenues present for such investments, gold too tends to be one of them. People...

This paper utilizes a new approach to an examination of price impacts of speculators on futures markets. It focuses initially on specially obtained data on commodity “pools,” which are large funds of money that may move quickly between and across futures markets and other financial markets;...

For deals denominated in a single currency, different collateralization schemes imply different accrual rates for funds posted as collateral, so that we can end up with different current accounts that accrue at different rates and their corresponding discount factors. In this paper we examine...

The recent financial crisis renewed concerns about a possible destabilizing impact of derivatives trading. Despite a very active research, the question whether or not derivatives tend to destabilize financial markets has not yet been answered to satisfaction. This contribution aims to revise the...

The development of a successful futures market in crude oil, petroleum products, propane, and, most recently, natural gas has been one of the most fundamental changes to occur in oil and gas markets in recent years. This article provides an introduction to those markets, including their...