English to German Bus/Financial Economics

XY found out that successful firms used more professional advisors and their owners’ ***parents owned businesses*** whereas the owners of failed businesses had higher education and did not have problems in acquiring workforce. This could be interpreted so that probably owners of failed ventures seize on more risky opportunities and are not cautious enough in recruiting personnel.

Ich habe irgendwie ein Brett vor`m Kopf. Ich weiß, was jeder Bestandteil dieses Begriffs bedeutet, aber der Sinn des Satzes erschließt sich mir nicht.