Fintech Firm Mercury Reaches 52 Billion Valuation After 200 Million Funding Round Powell Avoids Shadow Chair Role But Warsh Clash Looms Ahead of Historic Fed Meeting HS2 Costs Balloon to 1027bn as UK Government Grapples with SunkCost Fallacy Taiwan Chip Stocks Rally After Nvidias 150 Billion Spending Commitment Mainland China Peers Decline Alberta Separatist Vote Could Reshape Canadas Energy Landscape Standard Chartered Announces Significant Job Cuts in Corporate Functions to Boost Efficiency Traders Bet on Nifty 16 Swing by Tuesday Using Long Straddle Amid West Asia Tensions