De or het kredietexpansie?

The correct Dutch article is:

de kredietexpansie

Rule Words ending in -tie and -sie: almost always de. See the rule

How to use kredietexpansie

the kredietexpansiede kredietexpansie
this kredietexpansiedeze kredietexpansie
that kredietexpansiedie kredietexpansie
our kredietexpansieonze kredietexpansie
your kredietexpansiejouw kredietexpansie
every kredietexpansieelke kredietexpansie
which kredietexpansie?welke kredietexpansie?
a big kredietexpansie / the big kredietexpansieeen grote kredietexpansie, de grote kredietexpansie