With baseball's postseason nearing the final two teams, it's apparent that youth is king and there's one clear favorite on cardboard within this latest edition of the Panini Price Index. [caption id="attachment_118820" align="alignleft" width="100"] Sold for $1,000[/caption] The Chicago Cubs' powerful rookies -- Kris Bryant and Kyle Schwarber in particular -- have been generating plenty of interest in the secondary market,…