* US and Russia meeting in Geneva amid rising fears of Ukraine invasion
* Fed releases study on possibility of rolling out a digital dollar
* Citi expects genuine supply-chain gains no earlier than late-2022
* Pandemic pessimism rising among Americans, Gallup survey shows
* Antitrust tech-sector bill advances in Senate Judiciary Committee
* Intel will invest $20 billion in new chip-making plant in Ohio
* Netflix stock tumbles on forecast of slower subscriber growth
* Philly Fed Mfg Index reflects stronger business activity in January
* US Existing home sales fell in December amid higer prices and low inventory
* US jobless claims increased to a three-month high last week: