Greece’s stock exchange has plunged by nearly 23 percent after opening for the first time in five weeks.<br /><br /> It is the market’s biggest fall on record.<br /><br /> Immediate heavy losses were expected amid ongoing uncertainly over Greece’s economy.<br /><br /> Trading on the Athens bourse had been suspended since late June, amid capital controls when it looked like debt-ridden Greece could be dumped from the euro zone.<br /><br /> Since then, the country has agreed a framework bailout plan with international creditors in exchange for reforms and more austerity but implementation of the deal remains some way off.<br /><br /> Greek stocks fell more than 20% early Monday after opening for the first time in five weeks http://t.co/7Nd3SpTGUA pic.twitter.com/D9a28ZrUdv— Wall Street Journal (@WSJ) 3 Août 2015<br /> <br /><br /> Greece’s dismal economic prospects may also weigh on the market. The European Commission says the Greek economy will contract 2 to 4 percent this year, a return to the recession that plagued the country for six years until