Who would pay the most as a percentage of income under a regressive tax?

The bonds issued by the south foot bear a coupon rate of 7.5 percent, payable semiannually. the bonds mature in 6.5 years, sell at par, and have a $1,000 face value. what is the yield to maturity

How long have u been on dis website

Allie and sarah decided that they want to purchase renters insurance for the apartment they share. they made a list of all of the items to be covered by the insurance policy, along with their estimated values. if the items to be covered total more than $3000, the insurance company charges an annual premium of 23% of the total value of the items. if the items to be covered total $3000 or less, the insurance company charges an annual premium of 20% of the total value of the items.