This article was published in Scientific American’s former blog network and reflects the views of the author, not necessarily those of Scientific American On this very special Valentine’s Day episode ...

A question-and-answer session with Cooper Howard, director and fixed income strategist for the Charles Schwab Center of Financial Research. BB: What is considered the intermediate duration? CH: In ...

This paper develops the very basic notions of analysis in a weak second-order theory of arithmetic BTFA whose provably total functions are the polynomial time computable functions. We formalize within ...

System dynamics has been seen primarily as a strategic tool, most effectively used at the highest level of strategy to identify robust policy interventions under a wide range of scenarios. However, an ...