Though China can be criticized on many fronts, I'm a little envious over the pragmatic strong arming of Roche with a "produce it or we will" approach in order

Though China can be criticized on many fronts, I'm a little envious over the pragmatic strong arming of Roche with a "produce it or we will" approach in order to secure a supply. There are serious things wrong with our system when the best allocation of capital is to acquire and park IP. "Non practicing" IP should have strong incentives to make it accessible. What are possible policies for that: taxation incentive, compulsory licensing, or others?