Table 3: Correlation coefficient.

ProdcConcSubVATStockLernerT rateInccap

Prodc1.00
Conc0.991.00
Sub−0.68−0.711.00
VAT0.810.82−0.771.00
Stock0.280.28−0.140.161.00
Lerner−0.30−0.28−0.38−0.14−0.031.00
T rate−0.58−0.610.96−0.68−0.13−0.481.00
Inccap0.940.94−0.820.880.24−0.18−0.731.00