Yes they had invested money and they could not make any money out of antibiotics for the reasons I listed. This is why they shut them down. There is some evide

Yes they had invested money and they could not make any money out of antibiotics for the reasons I listed. This is why they shut them down. There is some evidence that some of these divisions weren’t very good at finding new drugs, but even when they were found they weren’t brought through to market because there was no profit.