Mine in finance also. Argued over similar things of which you speak, for long periods of time. But, we did eventually settle. Initially. He then stopped paying totally and I had to take him in for comtempt of court. The judge had to make the decision and it was to my benefit cause the judge thought his thinking/reasoning was out of line. He (TJ) threw his pen across the room when the judge gave his decision....that showed additional maturity.