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Since arriving from Barcelona in summer 2014, the Chilean has ripped apart Premier League defences on a regular basis, amassing 44 goals and 19 assists in 87 top flight appearances.
This season alone, he’s netted 15 times – propelling himself to joint-top of the scoring charts and Arsenal to second in the league table, albeit still some distance behind pace-setters Chelsea.
Yet, the winger-forward’s future at the Emirates Stadium remains unclear as his contract saga continues to rumble on, with his current terms due to expire at the end of next season.
That essentially puts an ultimatum upon the Gunners come the summer; either buckle to his demands, allow him to leave for a decent fee or face the prospect of losing him on a free transfer in summer 2018.
It may not be a particularly popular opinion – in fact, quite the opposite – but we reckon selling could prove the smarter move for the Gunners. Here are three reasons why.