Allocation (5)
I believe the answer is:
quota
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">allocation</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I know that quota is a type of allocation)</span><br/ ><br/ >This is all the clue.<br/ ></span>
(Other definitions for quota that I've seen before include "Allocation" , "Proportional share" , "Entitlement" , "Import limitation" , "Share to which one is entitled" .)