Best of the FT podcasts - Mergers, Poland's rightwards shift and a bump in the road for Osborne

Henry Mance reviews the week's events, including the landslide victory of Poland's Law and Justice party, the unexpectedly strong poll performance of Argentina's opposition, and the setback for Britain's George Osborne over tax credits. He is joined by Arash Massoudi, the FT's M&A correspondent, to discuss why mergers matter.

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