How Marissa Mayer's Shopping spree could fuel Yahoo's interest graph. Infographic of the Day: Gravity App Scours Twitter and Facebook to Predict Your Interests Kunal Anand, Gravity's lead software ...

To calculate interest rate, multiply the principal amount of money by the time period involved (weeks, months, years, etc.). Then divide the amount of paid interest from that time period by that ...

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With more than three years of experience as a personal finance writer, Jamela Adam simplifies complex money topics to help readers become experts at managing their finances. Her work has been ...