(Bloomberg) -- Many soon-to-be parents worry about the impact that paternal leave will have on their careers. One of them is our very own Dan Moss, who's expecting a baby daughter any day now. Tori and Aki enlist the help of Willem Adema, a senior Paris-based economist with the OECD, to walk Dan through everything economics has to say about his next few weeks, and how nations around the world approach time off for new parents.