A study of mass-transit systems in American cities revealed that in the long run, revenues generally decline after substantial fare increases. This would suggest that the demand for mass transit is price-inelastic in the long run. the demand for mass transit is price-elastic in the long run. mass-transit service deteriorates in the long run as price rises. there are few good substitutes for such systems in urban areas.

For 2018, rahal's auto parts estimates bad debt expense at 1% of credit sales. the company reported accounts receivable and an allowance for uncollectible accounts of $86,500 and $2,100, respectively, at december 31, 2017. during 2018, rahal's credit sales and collections were $404,000 and $408,000, respectively, and $2,340 in accounts receivable were written off.rahal's accounts receivable at december 31, 2018, are:

Employees at a library check out books to patrons. books have an isbn and a name. the library sometimes has multiple copies of the same book. books have one or more authors. a patron is an individual who has an active (non-expired) library card. for each library card, we store the person's first and last names and their address. for each employee, we store their employee id, current salary, first and last name and their address. we also store the employee id of their current manager. each time we check out a book to a patron we need to store the date of the transaction, the employee who checked out the book to the patron, and the library card of the patron. some employees have library cards. if an employee patron turns in a book late, the fine that they pay is a percentage of their salary. some employees are authors who have library cards—they are allowed to check out as many books as they like.

On april 1, santa fe, inc. paid griffith publishing company $2,448 for 36-month subscriptions to several different magazines. santa fe debited the prepayment to a prepaid subscriptions account, and the subscriptions started immediately. what amount should appear in the prepaid subscription account for santa fe, inc. after adjustments on december 31 of the first year assuming the company is using a calendar-year reporting period and no previous adjustment has been made?