Tuscan Inc. had a retained earnings balance of $90,000 at December 31, 2018. During the year, Tuscan had the following selected transactions. Reported net income of $130,000. Revised an estimate of a machine’s salvage value. Depreciation increased by $4,000 per year. An error was discovered. Three years ago, a purchase of a building was incorrectly expensed. The effect is understated retained earnings of $42,000 (net of tax benefit). Paid cash dividends of $63,000. Calculate the retained earnings balance at December 31, 2019. (Amounts to be deducted should be indicated with a minus sign.)

While cell phones with holographic keyboards are currently in the introduction stage of the industry life cycle, tablet computers are in the growth stage. in the context of this scenario, which of the following statements is true? a. the industry for cell phones with holographic keyboards will face greater competition than the tablet industry. b. while the industry for cell phones with holographic keyboards will focus more on product innovation, the tablet industry will focus more on process innovation. c. while the industry for cell phones with holographic keyboards can reap the benefits of economies of scale, the tablet industry will experience no such benefits. d. the industry for cell phones with holographic keyboards will face price competition, whereas, in the tablet industry, the mode of competition will be non-price.