Exactly. If Russians are investing their money into a company building aircraft engines they are buying this engines to install on their aircraft. It makes jobs for Ukrainians and taxes for their government. If Europeans are investing in said companies they are closing their plants and redeveloping it into a shopping malls to sell European products replacing jobs with welfare benefits.
When Ukraine announced acceptance of the Russian trade compact, the value and rating of their bond holdings rose markedly, as Russian - Ukrainian economic cooperation has more potential growth and profit than the EU deal, in the eyes of Western (!) investment gurus.