This will be the proper translation if the term comes up in a financial investment context in Austria.
There are multiple definitions - click on the translation that matches your context.
the action of committing money to a business opportunity to make a profit
The Chinese Premier has arrived in Pakistan for a three-day trip to boost trade and investment.
the action of committing time, effort, or other resources to a company, project, or plan etc
This cannot be acquired without significant investment of resources and know-how .