Is Big Tech’s R&D Spending Hurting Innovation in the U.S.?

Their thesis is based on measuring productivity as patents filed. If I remember correctly, there was like a six month period in Google's history where they decided to care about filing for patents. If WSJ focused on that time period, then big tech productivity would be like a supernova.

Is the patent system hurting innovation in the US?

There has been almost a complete consolidation of phone companies into a few conglomerates. There is barely any innovation in the space anymore.

How many startups silently disappear because of a patent troll forcing them to?