Explain what is meant by open interest. why does the open interest usually decline during the month preceding thedelivery month? on a particular day, there were 2,000 trades in a particular futures contract. this means that there were 2000 buyers (going long) and 2000 sellers (going short). of the 2,000 buyers, 1,400 were closing out positions and 600 were entering into new positions. of the 2,000 sellers, 1,200 were closing out positions and 800 were entering into new positions. what is the impact of the day's trading on open interest?

Jason started last week with $900 in his checking account. during the week, he wrote the checks below. at the end of the week, jason received a paycheck for $534.59. he recorded all of these transactions in his check register. trans typ./ check no. date description of transaction payment/ debit deposit/ credit (+) balance 900 00 241 12/4 miller's food market 53.21 53 21 groceries 846 79 242 12/7 frank's auto parts 24.05 24 05 oil and filter 822 74 243 12/8 mike's barber shop 15.00 15 00 haircut 807 74 deposit 12/9 paycheck 534.59 534 59 1,342 33 evaluate jason's check register. a. jason did a good job; everything is correct. b. the final balance is wrong; jason did not add everything correctly. c. jason should have written debit instead of deposit for the transaction type. d. jason entered the amount for his paycheck in the wrong column.