to + Verb(ing)

[QuillingQuillQuiller]

Is it right?

Retail forex is almost akin to running a casino.

Why not :

Retail forex is almost akin to running-a-casino. ?

[DanielScocco]

First sentence is correct.

Second is not. As far as I know you can unify any group of words with an hyphen. There are specific rules for doing that. I guess we need an "all things hyphes" article on the blog.

I will ask Maeve.