It's relatively helpful (8)
I believe the answer is:
nepotism
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">it's relatively helpful</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this in another clue)</span><br/ ><br/ >This is all the clue.<br/ ></span>
(Other definitions for nepotism that I've seen before include "Undue partiality" , "Taking on family" , "example of relative favouritism" , "Favouritism shown in hiring relatives" , "Favouritism shown to friends and family" .)