Attention at all passengers. You can now book your train tickets on Uber and get 10% back in Uber credits to spend on your next train journey.

So no excuses not to visit your in-laws this Christmas.

Trains now on Uber. T's and C's apply check the Uber app. Major companies are pulling ads from Facebook because of its content moderation policies.

Does this spell trouble for the social media network?

Hello, you're listening to money talks on Economist radio, our weekly

podcast on the markets, the economy and the world of business.

I'm Rach Nachanbogue, the Economist's finance editor,

and coming up on today's show,

investors' love for commercial property is being tested.

No occupants, then no cash flow, and the value decline is going to be significant.

And video games have seen record sales.

Can they compete with sports in the long term?

The up-and-coming consumer is watching us, so I think this only can grow. First, a growing number of big brands have pulled their advertisements from Facebook.

It started with companies like the North Face and Patagonia,

but now more than a hundred firms have joined,

including Unilever, one of the biggest advertisers in America,

Starbucks, Coca-Cola and Verizon.

A boycott, led by some civil rights groups, urged advertisers to curb their spending on Facebook and other social media in July.

Their aim is to change the way that Facebook and the other platforms moderate hateful content.

Could this spark a crisis for the social media giant?

Companies say they're getting involved in this boycott because they too want to help stamp

out hate online and I'm sure to some extent that's true.

...