Opinion: Marriages of convenience

Is there such a thing as the perfect marriage?
Disney films would have us believe that this is the case. HBO
dramas cheerily put a nail (occasionally literally) through that
idea.
But for companies considering the option of lifelong partnership
and co-habitation via M&A, the prospects for perfection are
rarely contemplated.
Rather, it is the degree of benefit and convenience which can be
derived from such a move that dominates the thinking of parties
considering tying the knot.
Can this...