Sentence:  According to this saga of intellectual-property misanthropy, these creatures [patent trolls] roam the <WSD>business</WSD> world, buying up patents and then using them to demand extravagant payouts from companies they accuse of infringing them. Often, their victims pay up rather than face the costs of a legal battle. 
Meaning of the word marked with <WSD> tags:  Supporting business, conducive to the conduct of business.