- Government provides services. Around here, it's healthcare, schools, universities, infrastructure, defense, a justice system, social services, plain governing, etc.
- The weapons industry might be an ethical negative, but they provide benefit to society in terms of basic research and R&D (not saying other things couldn't replace this -- I'm saying right now they provide this value)
- Paper/oil/meat/mining provides tangible goods that while depleting a finite resource pool still provides value today to scoitey.
- etc etc.