Total factor productivity (continuation of Problem 13-37). Refer to the data for Problem 13-37. Assume the fabric costs $4 per metre in 2009 and $4.10 per metre in 2008. REQUIRED 1. Compute Guble Company's total factor productivity (TFP) for 2009. 2. Compare TFP for 2009 with a benchmark TFP for 2008 inputs based on 2009 output. 3. What additional information does TFP provide that partial productivity measures do not?

LO1