Economy too hot results in Financial Times tips (6)
I believe the answer is:
thrift
'economy' is the definition.
(economy can mean being thrifty)
'too hot results in financial times tips' is the wordplay.
'tips' says to take the initial letters (tip can refer to the top end of something).
The initial letters of 'too hot results in financial times' is 'THRIFT'.
(Other definitions for thrift that I've seen before include "Practise this to save money" , "Extreme care in spending money" , "Economical management of money or resources" , "Plant - saving - economy" , "Good husbandry" .)