fix preparation for M+1st price auctions

1 files changed, 3 insertions, 0 deletions

diff --git a/brandt.c b/brandt.c
index 0c7b40e..337de57 100644
--- a/brandt.c
+++ b/brandt.c
@@ -73,7 +73,10 @@ BRANDT_bidder_start (struct BRANDT_Auction *auction,
          * encrypt_bid round to show that the bidder has chosen a valid bid and the
          * outcome callback will remap the result to the original k price values. */
         if (auction_mPlusFirstPrice == atype)
+        {
                 auction->k *= n;
+                auction->b = auction->b * n + n - i - 1;
+        }
 
         if (handler_prep[atype][outcome][msg_init])
                 handler_prep[atype][outcome][msg_init] (auction);