Research: Why entrepreneurial parents have entrepreneurial children?

According to the paper titled ” Why do entrepreneurial parents have entrepreneurial
children?”:

• Kids whose parents were entrepreneurs are 60% more likely to become founders.
• By using data on adoptees, this paper shows that about 1/3 of the effect is nature, and 2/3 is from upbringing.
• It is also strongest from mother to daughter & from father to son