It could also be that buyer C is getting the bribe/benefit from buyer B when buyer B sells to buyer C at the discounted price. Then to collect, buyer C sells to unrelated buyer D at normal market prices. I believe that there are many ways for the money to get moved around through friendly business dealings.
It could also be that buyer C is getting the bribe/benefit from buyer B when buyer B sells to buyer C at the discounted price. Then to collect, buyer C sells to unrelated buyer D at normal market prices. I believe that there are many ways for the money to get moved around through friendly business dealings.