Compound annual growth rate (CAGR) measures the overall investment return over a period of time. To calculate it, you must know the beginning value, end value (or ending balance), and the number of ...

Finding the best way to change money is an age-old problem for travelers, but the smartest methods for doing it have evolved dramatically in recent years. Currency exchange used to be as simple as ...

How to avoid foreign transaction and bank fees, and where to get the best rate when you travel abroad. By Elaine Glusac Elaine Glusac is the Frugal Traveler columnist, focusing on budget-friendly tips ...