The History of Currency Full Size Version Share | Have A Question About This Topic? Name Email Address Question Thank you! Oops! Related Contents What Our Kids Can Teach us About Saving Money Would you guess that Millennials are effectively saving for retirement? Well, they are. Your Emergency Fund: How Much Is Enough? Having an emergency fund may help alleviate the stress and worry associated with a financial crisis. Historical Inflation This calculator shows how inflation over the years has impacted purchasing power.