Apple Inc.’s management typically doesn’t offer commentary on its business outside of the four earnings calls it hosts each year. And even on those calls, executives can be fairly circumspect. But occasionally Apple AAPL, +0.18% speaks with its actions, and that may be the case this week. Reports highlight that the company plans rare discounts in China on iPhones and MacBook Air computers during a Lunar New Year event. Some iPhone prices in China will fall by the equivalent of $70 during the sale, the N ...