But it’s not just dollars changing hands. If I invest N dollars in your hot-dog business, and you use some of that capital to buy equipment from me, I get reven

But it’s not just dollars changing hands. If I invest N dollars in your hot-dog business, and you use some of that capital to buy equipment from me, I get revenue from the sale, and I still own an investment in your business. If you succeed, that investment can also make me money.