The problem with trading Jefferson, is that there really isn't a "bad" contract out there. Here are the top salaries in the NBA:
1. Kobe Bryant $30,453,000 2. Dirk Nowitzki $22,721,381 3. Gilbert Arenas $22,346,536 4. Amare Stoudemire $21,679,893 5. Carmelo Anthony $21,490,000 6. Joe Johnson $21,466,718 7. Dwight Howard $20,513,178 8. Pau Gasol $19,285,850 9. Chris Bosh $19,067,500 9. LeBron James $19,067,500 11. Kevin Durant $18,773,176 12. Chris Paul $18,668,431 13. Dwyane Wade $18,536,000 14. Deron Williams $18,466,130 15. Rudy Gay $17,888,932 16. Zach Randolph $17,800,000 17. Brandon Roy $17,779,458 18. Derrick Rose $17,632,688 19. Blake Griffin $16,402,500 20. Paul Pierce $15,333,334 21. Carlos Boozer $15,300,000 22. Marc Gasol $14,860,523 23. Brook Lopez $14,694,000 24. Kevin Love $14,693,906 24. Russell Westbrook $14,693,906 26. Emeka Okafor $14,544,687 27. Luol Deng $14,312,125 28. Roy Hibbert $14,283,844 28. Eric Gordon $14,283,844 30. Andrew Bogut $14,200,000 - See more at:
https://hoopshype.com/salaries.htm#sthash.NFzNOmCU.dpuf
I don't think any of those teams are looking to move those players. There aren't any AK's on there.