Enterprise software companies spend a very small amount on R&D. Usually < 15%: http://www.zdnet.com/r-and-d-spend-critical-but-no-fixed-for...
Enterprise and consumer run along one axis (B2C vs B2B), self-serve vs custom deployment on the other axis (low friction vs high friction)
Much of the innovation we've seen in B2B has not just been the consumerization of the interface but also the move to self-service models.