For betting, I read Gambling...Conceptually, to an economist, there's not a difference between betting and trading — apart from the fact that one sounds more polite than the other
Before posting this, I searched the forums and (IMO) 2 or 3 people were suggesting that it was about 'skill' and 'control' (needed for trading rather than gambling) that was the difference.
Not looking to start a flame-war. For me - both are just 'words' and neither are derogatory.
One could stretch things a bit. Anything where the outcome isn't certain, carries risk. So, could be defined as a gamble. That covers most things from setting up your own business, to buying a house or trading/gambling on an exchange.
Getting correctly on both sides of a trade removes risk, but there is always a point in time when you don't have both sides covered, so there has been a risk.
It strikes me that most people shy away from the G word because they don't want to compare their hard work with some unemployed yob who bets on Dainty Dorris in the 15:40 because that was his nickname for his last girlfriend... (and that definately includes me
