According to Business Insider, Apple shares slid during Monday morning trading.<br />After President Donald Trump proposed even more tariffs on Chinese imports last week, Apple warned that a wide range of their products would go up in price.<br />On Sept. 10th, Apple's stock dropped about 2-percent, only days after they said prices of the Apple Watch and AirPods could increase.<br />Both are important product lines for Apple, but the company did not include the iPhone or iPad in their statement. <br />