Economic theory is based upon the mathematics of sequences and series. Think of this as an ordered set of numbers representing the economy and a series as the total transactions of an economic sector.

Every year I peruse emerging statistics and trends in cybersecurity and provide some perspective and analysis on the potential implications for industry and government from the data. While ...

Journal of Risk and Uncertainty, Vol. 27, No. 1 (August 2003), pp. 5-76 (72 pages) A substantial literature over the past thirty years has evaluated tradeoffs between money and fatality risks. These ...

This paper is concerned with tests and confidence intervals for parameters that are not necessarily point identified and are defined by moment inequalities. In the literature, different test ...