Nothing actually happens when your nation becomes wealthier than another one. What matters most is who has the most advanced military and civilian tech and who

Nothing actually happens when your nation becomes wealthier than another one. What matters most is who has the most advanced military and civilian tech and who controls the majority of commonly used international resources. It also matters if you are theoretically able to produce all of the essential resources you need if the other nations decide they don’t want to trade cards with you.