I think it's not simply that firms don't think long-term, it's that they can't confidently project 10+ years in the future, so they prefer not to take the risk.

I think it's not simply that firms don't think long-term, it's that they can't confidently project 10+ years in the future, so they prefer not to take the risk. Maybe the market will change dramatically by then, making the product obsolete, or maybe improved techniques, automation etc. will have made the position obsolete.