In the double-entry bookkeeping system used to track the economy, _____ a. the earnings of all shareholders in the economy from the sale of shares are recorded. b. the value of aggregate output equals the aggregate income paid for the resources used to produce that output. c. government spending on transfer payments is recorded. d. inventories are counted twice, once as investment and once as output. e. intermediate goods are counted twice, once as a type of output and once as part of the final output