Like a Roth IRA, you can contribute up to $5,000 per year, although if you earn less than $5,000 in a year youâre allowed to contibute 100% of your earned income (whichever is less). If youâre over the age of 50, you can make catch-up contributions of $1,000 for years 2009 and 2010.oth IRAs. For Roth IRAs, you can contribute $5,000 per year if youâre under the age of 50 and as much as $6,000 annually if youâre over the age of 50.
Glossary of game theory terms. Zero Sum. A zero sum game is a special case of a constant sum game in which all outcomes involve a sum of all player's payoffs of 0. Hence, a gain for one participant is always at the expense of another, such as in most sporting events.
Definition of LOW EXERCISE PRICE OPTION (LEPO): An asset whose strike price is close to zero.