Traditional and command economies are the only systems that offer

the consumer demand because the members have to be aware if people are going to buy what they want to sell in this case either energy drinks or a car wash.

this is a pretty broad question and can be a pretty lengthy answer. since 1900, women have gained a lot more rights and have become active in the workforce. with women being in the workforce, men play a larger role in family life. many family tasks are shared between men and women, whereas, women used to be the sole family caretakers.

that should get you started at least.