dates and economic cicle

well after a rebalace of conconcepts the best adaptative time period of time for actual game mechanics HOI IV could go frmo 1905/10 to 1960/65, 50 to 60 years.

In this specific phase of time mybe a no so organic economic cycle sould be employed becose you haves a stability time, a reconstruction and recovery from war, a grow up after the ww1, a crisis (great depresion) a recovery and a reconstruction between ww2 and doomsday.

Mybe make this organic should be a bit complex for few cicles.

After analizing the way economy was handle you could see phases of gold standart, war economy phases, non convertible gold standart, dollarization.

Alternative could use silver standart or direct dollarization.

The crisis should work over national ideas by a chain of desicions or events/desision.