Aberdeen Asset Management is to introduce hedged share classes on two of its bond funds in a move to reduce currency volatility.
HSBC says sterling will weaken this year as it faces a "triple cocktail" of potentially destructive factors from China, the US and the eurozone.
RBS currency analysts have said selling sterling against the US dollar represents a "top 2013 trade" as the pound rises to a ten-week high.
Sterling fell against the dollar as Chancellor George Osborne announced the UK's fiscal austerity programme would be carried through to 2018.
The euro hit a four-month high today against the US dollar after German lawmakers said the country can now approve Europe's rescue fund.
The euro has hit a two-month high against the US dollar as the European Central Bank's bond-buying plans bolstered the single currency.
The US Republican party is reportedly to look at restoring the link between the dollar and gold as part of its platform for the 2012 elections.
Investment veteran Jim Rogers has spoken out against the US dollar, describing the perceived safe haven as "terribly flawed".
The euro has fallen below the $1.30 barrier against the dollar, as Sunday's European election hangover continues to unsettle investors.