On January 1, 2014, Vahsholtz Corporation purchased 5,000 shares of treasury stock. Other information regarding Vahsholtz Corporation is provided.

2013

2014

Net income

$100,000

$110,000

Dividends on preferred stock

$30,000

$30,000

Dividends on common stock

$20,000

$25,000

Weighted-average number of common shares outstanding

50,000

45,000

Common stockholders” equity beginning of year

$600,000

$750,000

Common stockholders” equity end of year

$750,000

$830,000

Compute (a) return on common stockholders’ equity for each year and (b) earnings per share for each year, and (c) discuss the changes in each.