A Chinese customer walks by a large screen at the official opening of the new Apple Store in the Sanlitun shopping area on July 17, 2020 in Beijing, China.Kevin Frayer | Getty ImagesStimulus euphoria may be waning, but investors will have plenty to focus on in the week ahead, as a blast of earnings news hits, the Federal Reserve meets and new data will show the state of the economy at the end of the year.Stocks gained in the past week on optimism for a $1.9 trillion stimulus package, proposed by President Joe Biden. But by Friday, the market lost steam amid …
