Many mergers and acquisitions are characterised by the lack of planning, limited synergies, differences in the management/organisational/international culture, negotiation mistakes and difficulties in the implementation of the strategy following the choice of an incorrect integration approach on the part of the merging organisations after the agreement is signed
For the first year ever, global M&A volume in 2015 surpassed $5 trillion, according to Dealogic data. This record-setting volume breaks the previous record of $4.6 trillion set in 2007, by 9%. There were 10 $50bn+ M&A transactions announced in 2015 worth a combined $798.9bn. That's five deals more than the previous record high activity set in 1998, 1999, and 2014. US targeted M&A ($2.5tr) accounts for half of 2015 volume and seven of the top 10 transactions.