Stocks are starting higher on Wall Street as investors brace for the beginning of quarterly earnings reports from US companies, which get underway this week. The S&P 500 is up 0.7% in the first few minutes of trading Monday, while more gains for technology and commnications companies pushed the Nasdaq up almost twice as much, 1.3%. The S&P 500 is coming off its best weekly gain in three months. Citigroup and JPMorgan Chase will turn in their quarterly report cards Tuesday, as will Delta Air Lines and Johnson & Johnson. Bond trading was closed in the U.S. for Columbus Day.