Recovering real estate markets is having a positive effect on transparency, which has been much needed following the financial crisis in 2008 and 2009.
The study showed that the United States ranks as the world's most transparent real estate market in 2012, followed closely by the United Kingdom and Australia.
Also in the 'Highly Transparent' category: Netherlands, New Zealand, Canada, France, Finland, Sweden and Switzerland.
The Index reaffirms the ascent of the MIST growth markets (Mexico, Indonesia, South Korea and Turkey), which all feature among the leading improvers. Turkey once again leads in transparency improvement.
Meanwhile,Latin America has seen the strongest progress in transparency. Brazil's Tier 1 cities rank second globally in transparency improvement and now sits in the 'Transparent' category. Mexico sits in third position globally (in terms of progress)
The survey calculates transparency in 97 real estate markets worldwide by weighting 83 different factors, provides investors and corporate occupiers with data and analysis critical to transacting, owning and operating in global markets.