Axios

MicroStrategy last week did what MicroStrategy does — it sold about $1.5 billion worth of shares and bought an equal amount of bitcoin.

Catch up quick: The company's been known for a while now as a publicly traded bitcoin proxy — deriving much of its value from the 439,000 coins it now owns.

• But MicroStrategy's growth this year has made even bitcoin holders jealous, prompting plenty of questions about its soaring valuation.

At least five airlines have now switched on a new feature to leverage Apple AirTags in their hunt to find lost luggage.

How it works: Customers who place the button-sized devices in their luggage can now share a link displaying its location directly with partner airlines — in most cases through their customer service apps.

• Apple, which announced the sharing feature last month, has worked with nearly 20 airlines to develop secure systems that work the data into their existing processes for finding mishandled bags.

The latest: United and Air Canada have already turned the feature on.

• British Airways, Iberia and Aer Lingus have it up and running too, Bloomberg reported today.

A new report out from the Senate Committee on Health, Education, Labor and Pensions (HELP), led by Sen. Bernie Sanders (I-Vt.), accuses Amazon of manipulating data on worker injuries and ignoring safety concerns.

The big picture: The online retail giant has faced intense scrutiny in recent years over allegations of unsafe or grueling work conditions.

Global policymakers admit that how their economies fare next year largely rests on President-elect Trump and whether his trade agenda becomes a reality.

Why it matters: The economic backdrops in major nations from China to Canada are starkly different, but their outlooks all risk being blown up by tariffs.

SoftBank is back in the Donald Trump flattery business, pledging to invest $100 billion into U.S. companies over the next four years and to create 100,000 jobs.

Driving the news: SoftBank founder and CEO Masayoshi Son is expected meet with the president-elect later today at Mar-a-Lago, where he'll announce his firm's plans at a press conference.