An example of a cooperative market based solution to internalizing negative externalities associated with herbicide resistance. (Note: Roundup Ready technology itself is an example of the price system and technological change working to internalize negative externalities associated with soil erosion, pollution, and climate change).
"The two companies, in conjunction with retailers in Eastern Canada, are
offering farmers a $1-per-acre rebate when RoundupWeatherMax is
purchased with matching acres of Integrity, Eragon, Marksman or Armezon
herbicides. These tank-mix partners, when applied together on the same
fields, deliver multiple modes of weed-killing action while providing