The author is a Reuters Breakingviews guest columnist. The opinions expressed are his own.
Pollsters failed dismally to predict the strength of support for Prime Minister David Cameron's Conservatives in this week's national election -- just as happened in 1992 when John Major scored an unexpectedly decisive victory. Here's Reuters' take on why the polling industry got it so wrong, 23 years ago.
After another day of to-and-fro on Greece’s bailout, Finance Minister Yanis Varoufakis said he expected euro zone finance ministers to acknowledge next Monday progress towards a cash-for-reform deal, opening the way to easing Athens' liquidity crisis.