Concord Inc. uses a calendar year for financial reporting. The company is authorized to issue 8,420,000 shares of $12 par common stock. At no time has Concord issued any potentially dilutive securities, Listed below is a summary of Concord's common stock activities, (a) Your answer is incorrect. Compute the weighted-average number of common shares used in computing earnings per common share for 2019 on the 2020 comparative income statement. shares