Max Nisen is a Bloomberg Gadfly columnist covering biotech, pharma and health care. He previously wrote about management and corporate strategy for Quartz and Business Insider.

Good morning! This is Fly Charts, the daily charts-only newsletter from Gadfly; sign up here. From optimal robo-car strategy to China's biotech invasion, here are four charts that tell you what you need to know in business today. 

Air Ball
Nike's basketball shoe woes are a perfect illustration of the company's growing product problem.
Source: NPD Group
Buffett Wins
Always be wary when someone takes the Oracle of Omaha's name in vain.
Source: Bloomberg
Note: Returns for both are calculated in local currency
Hit the Brakes
Tech wants in on the self-driving car business. But it doesn't want the margin headaches associated with owning fleets of robo-vehicles.
Source: Bloomberg
Heavily Sedated
A dearth of biotechnology IPOs in the U.S. has whetted appetites for Chinese offerings.
Source: Bloomberg

And don't miss Lisa Abramowicz on possible tax cut disappointment: "Traders are expecting companies to invest more, leading to faster growth and higher bond yields. Indeed, U.S. government bonds sold off Wednesday just on the thought that a tax plan was in the works. But they may be getting ahead of themselves."

This column does not necessarily reflect the opinion of Bloomberg LP and its owners.

To contact the author of this story:
Max Nisen in New York at mnisen@bloomberg.net

To contact the editor responsible for this story:
Mark Gongloff at mgongloff1@bloomberg.net