Updated information on "Spanning trees and a conjecture of Kontsevich"

• Further work on Kontsevich's conjecture, including a solution to Conjecture 5.2, appears in the paper F. Chung and C. Yang, On polynomials of spanning trees, Ann. Combinatorics 4 (2000), 13-25.
  
  
• P. Belkale and P. Brosnan have shown in their paper "Matroids, motives and conjecture of Kontsevich" that Kontsevich's conjecture is false.