Dutch builder Ballast Nedam jumps as European shares edge higher
* Most European markets shut or only having half-day
* Ballast Nedam surges on merger/acquisition approaches
* Randgold rises on firmer gold price
* FTSE 100 up 0.3 pct, France's CAC up 0.4 pct
By Sudip Kar-Gupta
LONDON, Dec 31 (Reuters) - Dutch construction group Ballast Nedam was the standout performer on European stock markets on Wednesday, as its shares surged after an approach on a possible merger or takeover.
Most of Europe's stock markets were either shut or only trading for half a day.
Britain's blue-chip FTSE 100 index rose 0.3 percent while France's CAC-40 advanced 0.4 percent. Germany's DAX market was shut, as was the Italian exchange.
Ballast Nedam rose more than 20 percent after the company said it had been approached by Dutch and international parties about a merger or acquisition. Continuación...