This weekly round-up brings you the latest stories from the world of economics and finance. Top economy stories: US raises interest rates by 0.25 percentage points; UBS takes over Credit Suisse; IMF board approves Sri Lanka bailout. 1. US raises interest rates again as it weighs up banking crisis The US Federal Reserve has raised interest rates by a quarter of a percentage point but indicated it is on the verge of pausing further increases. This is to help balance out inflation risks given the threat of banking-system instability and a potential credit crunch that could lead to a sharp economic slowdown. The rate hike is the US central bank’s…