Sentence:  It ignores the sordid financial aspects ( quite conveniently , too , for his audience , who could indulge in moral indignation without visible , or even conscious , discomfort , their money from the <WSD>transaction</WSD> having been put away long ago in a good antiseptic brokerage ) . 
Meaning of the word marked with <WSD> tags:  the act of transacting within or between groups (as carrying on commercial activities)