It is THE place to start for information on transition economies in this part of the world, at least. You might want to go directly to their listing on Business, Economics, and Law Resources . A list of WIIW Research projects and information on the WIIW Database - a HUGE database, covering several thousand time series on a wide range of economic indicators.
Subscription is necessary, however, to access the data.
It utilizes an intelligence service model to array resources into departments and regional bureaus. On-line is another daily news service covering Central and Eastern Europe. The table itself is an annex to the article. A revised and updated version of PWT 5, PWT 5.5, was made available in 1993. Version 5.6 was released January 1995.