Trade, business dealings (8)
I believe the answer is:
commerce
<span class="explanation-format__ClueExplanation">I believe this clue is a double definition.<br/ ><br/ >'<span class="explanation-format__original">trade</span>' is the first definition.<br/ ><span class="explanation-format__explanation">(commercial activity)</span><br/ ><br/ >'<span class="explanation-format__original">business dealings</span>' is the second definition.<br/ ><span class="explanation-format__explanation">(I've seen this before)</span><br/ ><br/ ></span>
(Other definitions for commerce that I've seen before include "Sales and purchases of goods and services" , "Business dealings" , "Trading exchanges" , "Transactions in goods and services" , "Business, industry, trade" .)