After a year of imprudent policies coupled with low world prices for the country's staple exports (bananas, coffee and sugar), Mr Arzu will leave Guatemala with high fiscal and current-account deficits, slowing economic growth, a sharp depreciation in the quetzal, weak banks and depleted reserves.

ECONOMIST: Guatemala��s democracy of chickens, rabbits��and locals

If you're really desperate for a boost in the eleventh hour, stick with coffee or tea rather than soda and energy drinks, which come with a sugar slump, says Helen Pak, registered dietician and nutritionist at University of California at Berkeley Student Health Services.

FORBES: Magazine Article

Typical South Indian coffee, or kapi, is a made with boiled milk and plenty of sugar, and is served in stainless steel tumblers.

BBC: Coffee v tea: Is India falling for the cappuccino?

One problem is that Brazil remains vulnerable to market slumps: the value of farm exports fell 4% between January and June, compared with the same period last year, partly because low prices for coffee and sugar led producers to hoard stocks.

ECONOMIST: Brazil