Cunning megabrew merger will need lots of debt — but not too much

The third largest takeover is on. Brewer SABMiller has agreed to be bought by Anheuser-Busch InBev for £68bn, in a deal that shows continued investment confidence in Africa — one of the main attractions of SABMiller for InBev, which is weak in the continent — bucking the trend of pullback from emerging markets.