There are many people on this forum that earn a lot from Clickbank. I personally earn a five figure monthly income from Clickbank. There are lots more people on this forum who earn a serious buck, both affiliates and vendors.
clickbank is a system affiliate marketing that you can sell product that company or yours then get commission up 75% good luck
If you use Hubpages, you can write one lengthy article and gain three income sources, from clickbank, Ebay or Amazon and Google Adsense. You can use hyperlink method for hoplinks. Hubpages allow two outgoing links for commercial purpose.
but i don't think so can make money well through hubpages. because it has particular vistors in hubpages and should promote it from every ways!!!