So if they did they would quickly be out of money.
This is why the Samwer Brothers from Rocket Internet is doing things the way they are and can have so many startups they do.
Their copy-cat approach is very un-european but in reality the only way for European investors to be less risk-averse.
The safty-net comes with a price. Even in Denmark which is rated as on of the easiest ways to start a business the reality is that it might be easy to start a business, but it's very hard to scale it.