Mercury Achieves 52 Billion Valuation Following 200 Million Funding Round Defying Fintech Sector Trends Alan Milburn Criticizes Youth Benefit Spending Outpacing Job Creation Calls for Welfare Reform Jeff Bezos Criticizes NYC School Efficiency by Contrasting Amazons Delivery Speed and Costs UK Police Chiefs Propose Blocking Unsafe Social Media for Under16s Posing Regulatory Risk to Platforms Preferred Stock ETFs Offer Steady Income Stream That May Weather Market Downturns But Investors Face Rate Risks US Productivity Growth Slows in Q4 as Labor Costs Rise Equities Close Higher as Technology and Healthcare Lead SP 500 Adds 062