What strikes me is the strength of the American economy across multiple sectors.

FORBES: Heartland Venture Capital Boom

Successful Green Cities: Examples of cities undertaking sustainable practices in specific sectors, such as energy supply, buildings, transportation, water and waste, but are there cities that are taking an integrated approach greening multiple sectors concurrently?

UNESCO: Social and Human Sciences

Unfortunately this pattern has been emerging in many other firms, in multiple industry sectors, over the past couple of years.

FORBES: The Risk-Taker's Dilemma

Farkas says CarCharging has more than 40 strategic partnerships across multiple business sectors, including multi-family residential and commercial properties, parking garages, shopping malls, retail and municipal parking locations.

FORBES: Electric-Car Charging Stations Will Be The Next Important Issue for Electric-Powered Vehicles

"Physical inactivity is an issue that crosses many sectors and will require collaboration, coordination and communication with multiple partners, " he wrote, citing specifically city and community planners, transportation engineers, schools, parks and recreation officials and the media.

CNN: STORY HIGHLIGHTS

Companies on the Novo Mercado and level 2 are trading at nearly double the price of the rest as a multiple of expected 2006 earnings, says Mr Souza, although this partly reflects the sectors these companies are in.

ECONOMIST: A rash of listings and an outbreak of shareholder democracy