Which of the following are true of amortizing a premium bond using the effective interest amortization method: Multiple select question. The semiannual cash interest payment is larger than the bond interest expense. The semiannual cash interest payment is less than the bond interest expense. The excess of the interest expense over the cash payment increases the principal. The excess of the cash payment over the interest expense reduces the principal.

The leading producer of cell phone backup batteries, jumpstart, has achieved great success because they produce high-quality battery backups that are not too expensive. even so, another company that produces lower-quality batteries at the same price has also achieved some success, but not as much as jumpstart. also, in general, the price of backup batteries has declined because of economies of scale and learning. in addition, jumpstart has added complementary assets, such as a carrying case. considering all of these factors, the backup battery industry is most likely in the introduction stage. growth stage. shakeout stage. maturity stage.

How supply and demand work together to reach the equilibrium price in the marketplace? give at least a paragraph. you!

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