Secondhand Market Questions

So, if I only even buy used/secondhand items. Do my purchases impact the new markets for those items.Wikipedia has a blurb here:

This paper has a really interesting summary:

I’m going to dive into this a little more in the next few weeks as I’m wondering how my actions as a consumer are potentially affecting the markets in which I operate.



This pepper grinder is sold as a disposable item. I was able to use $80 in tools to open it and refill with pepper purchased in a non-grinder bulk container.


Most of these knives were purchased second-hand, one of them was found on the side of the road.