Hard and shrewd bargaining (5-7)
I believe the answer is:
horse-trading
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">hard and shrewd bargaining</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this before)</span><br/ ><br/ >This is the entire clue.<br/ ></span>
(Other definitions for horse-trading that I've seen before include "tough negotiations" , "Hard and shrewd bargaining" , "Hard bargaining (at yearling sales?)" , "Ordering hats (anag) - ordering quadrupeds?" .)