It is because of the stereotype that men are usually the hardworkers. In a family, the father is the one that works hard to earn money and the mother just receives and budget it until the next salary.

Anyway, married or single, these men are pressured to have more source of income when they know that their salary is not enough to build their future. They tend to see gambling as the way that will give it to them. Many of men's are willing to take risk in their life. While if a women is in the same situation, majority of them will just go with the flow and wait for the opportunity to earn more knock at them. They tend to be conservative and very careful before spending their money.