How exactly is Luxembourg a tax haven and why is it so popular?

[hernanday]

I was reading an article saying that Luxembourg is basically one of the top tax havens by assets, and number 2-3 for Canadian resident's/wealthy.
I'm curious why/how this is so, it seems to have relatively high taxes for a "tax haven", moderately high corporate taxes, interest and personal income tax, what am I missing?
Why is it more popular than places with literally zero taxes?

 

[CoinMaster]

Some general but good info

Luxembourg Company Formation Explained & Step by Step Instructions

If you are into business, entrepreneurship, or offshore applications, chances are you have seen Luxembourg popping up every now and then among the best jurisdictions to start a business in. For many years, it has been credited as a tax haven for wealthy business people. Obviously, things have...

www.offshorecorptalk.com

 

[Marzio]

Why is it more popular than places with literally zero taxes?

Conduit and sink OFCs - Wikipedia

en.wikipedia.org

 

[hernanday]

Conduit and sink OFCs - Wikipedia

en.wikipedia.org

Is there a particular part of the article I should be looking at?

 

[Marzio]

The article is not Luxembourg specific but talks about the biggest offshore financial centers that are baiscally used by multinationals to ship profits.