Is it legal for my employer to charge employees a weekly $5 surcharge fee for being a tobacco user ? Connersville, IN | October 17, 2013 1:16am. This is something new for 2014 for my employer's medical benefit requirements for employees. We must sign a 'tobacco use affidavit' stating if we use tobacco or do not.
Simplyput, statistical arbitrage is a fancy term for pair trading, which is the buying or selling of a pair ofstocks based on their relationship with each other.
Volatility (finance) - Mathematical definition. 1  For any fund that evolves randomly with time, the square of volatility is the variance of the sum of infinitely many instantaneous rates of return, each taken over the nonoverlapping, infinitesimal periods that make up a single unit of time.