On April 30, one year before maturity, Nissim Company retired \(\$ 100,000\) of its \(9 \%\) bonds payable at the current market price of \(101(101 \%\) of the bond face amount, or \(\$ 100,000 \times 1.01=\$ 101,000)\). The bond book value on April 30 is \(\$ 98,300\), reflecting an unamortized discount of \(\$ 1,700\). Bond interest is currently fully paid and recorded up to the date of retirement. What is the gain or loss on retirement of these bonds? Is this gain or loss a real economic gain or loss? Explain.