Wishing travelling UK funds were here

1.	The removal of exchange controls has encouraged overseas investment. 		Why were controls on currency flows put in place originally? Why are 		currency controls no longer appropriate?

2.	Globalisation has increased the correlation between markets. What effects 	might this have upon the stock exchange if there is a "shock'' in the US?

3.	If, as the article suggests, the benefits of overseas investment are 			diminishing, what effect would the return of investment funds to the UK 		have on the UK economy?