Former Threadneedle managers Peter Allwright and Stuart Frost have taken over management of the RWC Cautious Absolute Rate and Currency fund.
Investec Asset Management has broadened the benchmark of its flagship Managed Currency fund to increase emerging market exposure.
The US dollar has sunk to a fresh 15-year low against the yen after the G20 nations pledged to avoid a currency war.
China has raised interest rates for the first time since 2007 in a bid to stifle inflation and dampen down its overheating property market.
Whether the US dollar index looks set to post its fifth successive weekly decline in a row will depend on how the markets react to today's US CPI, retail sales figures, and Michigan consumer confidence numbers.
The pound has fallen to a five month low against the euro amid a rising claimant count and falling consumer confidence.