Shares of the Latin American e-commerce leader just suffered a big post-earnings drop.MercadoLibre's (MELI 0.83%) stock price sank by 16% on Nov. 7 after the company posted its third-quarter earnings report. The Latin American e-commerce leader's revenue jumped 35% year over year (103% in currency-neutral terms) to $5.31 billion, which exceeded analysts' consensus estimate by $30 million. But its net income only grew by 11% to $397 million, or $7.83 per share, which missed analysts' expectations by $2.02 pe ...