$84000 of additional capital
Explanation:
The given data:
Authorized capital = 1,000,000 shares, par value of common stock = $10, number of shares issued= 40,000 at the rate of $12 per share, number of shares purchased = 4000 at $13, number of shares sold = 4000 at $14 per share
The following calculation is to be made in order to calculate the additional amount of paid- in – capital at the December 31,2017
[tex](40000)(\$ 12 \text { minus } \$ 10)+(4000)(\$ 14-\$ 13)[/tex] = $84000