It's the little things: How finding a fiver in your pocket makes you happy

%VIRTUAL-SkimlinksPromo%Money might not be able to buy you love. But, according to a new study, it might help to make you happier.

Its findings indicate that coming across money you did not know you had - even if it's only a crumpled up fiver in your back pocket - is the quickest way to lift your mood.