Juan has preferences that satisfy more is better on bundles of two goods (x, y). In some market situation Juan spends 2/3 of his income in good x. When the price of good x drops by 50%, all the other constant, Juan spends more than 2/3 of his income in good y. We can infer that good x is a Giffen good for Juan.
No.

Yes.

At december 31, 2016, pina corporation had the following stock outstanding. 10% cumulative preferred stock, $100 par, 107,810 shares $10,781,000 common stock, $5 par, 4,026,000 shares 20,130,000 during 2017, pina did not issue any additional common stock. the following also occurred during 2017. income from continuing operations before taxes $21,950,000 discontinued operations (loss before taxes) $3,505,000 preferred dividends declared $1,078,100 common dividends declared $2,300,000 effective tax rate 35 % compute earnings per share data as it should appear in the 2017 income statement of pina corporation