What was Alphabet Inc.’s (Google) accounting effective tax rate for 2017? What items caused the company’s accounting effective tax rate to differ from the “hypothetical” tax rate of 35 percent? What was the company’s cash effective tax rate for 2017? What factors cause a company’s cash tax rate to differ from its accounting effective tax rate? You can access Alphabet Inc.’s 2017 Form 10-K on the company’s website or the SEC EDGAR website.