Could IP go from buyer to target?Brazilian paper giant Suzano (SUZ -11.45%) has reportedly approached U.S. rival International Paper (IP 5.62%) about an all-cash $15 billion takeover. Shares of IP jumped 11.9% higher when the report surfaced, only to fall back to up 5% in the final hour of trading on Tuesday.Could International Paper go from buyer to seller?There's been a wave of consolidation in the paper and packaging industry. Last year, Smurfit Kappa Group agreed to acquire WestRock for $11.2 billion, a ...