Incentives and innovation could be the best way to ensure carbon-free technologies are competitive with fossil fuels. Photograph: Reuters

Every silver lining has a cloud. The technologies that offer human beings comforts and opportunities that would have been unimaginable two centuries a(...)

Michael O’Leary of Ryanair: businessman is attending the 63rd Bilderberg, which takes  place near the Austrian Tyrol town of Telfs, 40km down the road from where the G7 meeting took place. Photograph: Niall Carson/PA Wire

Ryanair chief Michael O’Leary and Peter Sutherland, chairman of Goldman Sachs International, will fly the flag for Ireland at this year’s Bilderberg, (...)

World leaders at the G7 summit in Germany: we should be sceptical of their commitments to climate action as we have heard them for nearly a quarter ofa century. Photograph: Markus Schreibe/AP

Is there any significant likelihood that policy action will eliminate the risk of climate disaster? At present, the answer is no. This is so, even tho(...)

Greek prime minister Alexis Tsipras has accused bailout monitors of making “absurd” demands. Photograph: Kostas Tsironis/Bloomberg

What is going to happen with Greece? Nobody knows. That does not mean nobody cares. On the contrary people care passionately, in directly conflicting (...)

‘It is possible to have too much finance. More importantly, significant economies are in this position, among them Japan and the US.’ Photograph: Getty Images/iStockphoto

Is it possible to have too much finance? Harmed by the aftermath of financial crises, enraged by bailouts of financial institutions, irritated by t(...)

Protesters, many against the so-called fast track trade authority of the TTP trade agreement, rally outside a hotel where US President Barack Obama held a meeting in Portland, Oregon last week. REUTERS/Jonathan Ernst

Should proposed US plurilateral trade agreements be welcomed? This is a big question, not least for those who consider the liberalisation of world tra(...)

A street vendor selling Greek shadow-puppet theatre figures  in Athens: Greece remains internationally uncompetitive, as shown by the sluggishness of its exports. Photograph: Kostas Tsironis/Reuters

Since the election of Greece’s Syriza-led government, negotiations over its place in Europe have gone terribly, with posturing on one side and anno(...)

At the very least US spenders will, once again, have to pull not only their own economy, but much of the rest of the world. Photograph: Michael McCloskey

Why is the dollar so strong? It has soared 25 per cent on a real trade-weighted basis in the past four years, evoking memories of ascents in the early(...)

The smart money is clearly on a negotiated settlement, but only after a good bit of sabre-rattling. Photograph: Getty Images

It is said that the reason universities are such snake pits of political intrigue is that the stakes involved in most academic arguments are trivial. (...)

Yanis Varoufakis, Greece’s finance minister (left), with George Osborne, the UK chancellor of the exchequer, in London on Monday. Photograph: Matt Dunham/Pool/Bloomberg

Maximum austerity and minimum reform have been the outcome of the Greek crisis so far. The fiscal and external adjustments have been painful. But the (...)