Jerzy Krzysztof Hausner is a Polish politician and economist. He was a Member of the 4th Sejm of the Republic of Poland.

Jacek Jan Piechota is a Polish left-wing politician. He was the Minister of Economy from 2001 to 2003, under Prime Minister Leszek Miller, and again in 2005 under Prime Minister Marek Belka. Piechota