What are the four main reasons some skills are in higher demand than others

Colah company purchased $1.8 million of jackson, inc. 8% bonds at par on july 1, 2018, with interest paid semi-annually. when the bonds were acquired colah decided to elect the fair value option for accounting for its investment. at december 31, 2018, the jackson bonds had a fair value of $2.08 million. colah sold the jackson bonds on july 1, 2019 for $1,620,000. the purchase of the jackson bonds on july 1. interest revenue for the last half of 2018. any year-end 2018 adjusting entries. interest revenue for the first half of 2019. any entry or entries necessary upon sale of the jackson bonds on july 1, 2019. required: 1. prepare colah's journal entries for above transaction.

Suppose life expectancy in years (l) is a function of two inputs, health expenditures (h) and nutrition expenditures (n) in hundreds of dollars per year. the production function is upper l equals ch superscript 0.40 baseline upper n superscript 0.60l=ch0.40n0.60. beginning with c = 1, a health input of $400400 per year (hequals=44) and a nutrition input of $400400 per year (nequals=44), show that the marginal product of health expenditures and the marginal product of nutrition expenditures are both decreasing. the marginal product of health expenditures when h goes from 44 to 55 is nothing, and the marginal product of health when h goes from 66 to 77 is nothing. (round your answers to three decimal places.)

Which of the following best explains why online retail companies have an advantage over regular stores? a. their employees make less money because they mostly perform unskilled tasks. b. they are able to keep distribution costs low by negotiating deals with shipping companies. c. their transactions require expensive state-of-the-art technological devices. d. they have a larger number of potential customers because people anywhere can buy from them.