When you want to be more productive, it helps to have a role model. Financial blogs are forever interviewing contemporary CEOs about their work habits, but those aren’t that inspirational; they’re ...

Investopedia contributors come from a range of backgrounds, and over 25 years there have been thousands of expert writers and editors who have contributed. Robert Kelly is managing director of XTS ...

Computational models are mathematical models used to numerically study the behaviour of complex systems by means of a computer simulation. A computational model can be used to make predictions of the ...