Bramble Incasements manufactures protective cases for MP3 players. During November, the company's workers clocked 710 more direct labor hours than the flexible budget amount of 25,890 hours to complete 112,200 cases for the Christmas season. All workers were paid $9.06 per hour, which was $0.54 less than the standard wage rate. Calculate Bramble's direct labor efficiency variance. Direct labor efficiency variance $