Optimal tax rates

n\m

0.2

0.6

1

1.4

0.2

No solution

No solution

45.38%

45.53%

0.4

44.87%

44.98%

45.08%

45.17%

0.6

46.19%

46.29%

46.39%

46.47%

0.8

36.03%

36.10%

36.16%

36.22%

1

36.86%

36.92%

36.98%

37.03%