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In a world where you are lucky to earn 1% on your savings, the federal government is offering a risk-free return of more than 7%. For the next six months, the rate on Series I Savings Bonds — which earns interest based on both a fixed rate and a variable inflation-based rate — will be 7.12%, the U.S. Department of the Treasury announced Nov. 1. The fixed rate will be 0%, but the inflation-based…
