Mike tyson earned about $200 million over his 15-year boxing career, but by 2003 he was in financial trouble. this is an example of

The answer is poor management skills.  In past, this caused many prominent athletes to struggle financially.  Many did not manage their earnings well and spent them right away. Others got swindled by their managers or made bad investments. These days athletes are more careful on how they handle their money because they have seen what happened to those who do not.

demand is the need and oportunity to buy a given good or service.

geography

this is because warmer climates often don't get people sick from the flu and regions where it was often colder more people received the flu. hope this if you need more reasoning i am here to