2011.Austrian National Bank, Vienna
2008.Inter-University Centre of Astronomy and Astrophysics
2006. Delivered B.N Ganguly Memorial Lecture, Centre for Developing Societies, Delhi University; John Mathai Lecture, University of Calicut, Kerala.
2005. John Mathai Lecture, University of Calicut.
2005. Schumpeter lectures, University of Graz,Austria.
2004. Invited lecture, El Colegio de Mexico.
1993. Invited lecture series “On the uses and abuses of mathematics in economics” at Institute of Mathematical Sciences and Applied Economics(ISMEA),CourieInstitute, Paris.
1990. Political Economy Lectures, Harvard University, U.S.A.
1990. Invited Lectures Series, CIDE, Mexico City.
1986-89. Member of the Commission on European Unemployment (under the chairmanship of Dr. Bruno Kreisky, former Chancellor of Austria).
1986. Invited lecture series at the Swedish Collegium for Advanced Studies in the Social Sciences; Uppsala University, Sweden.
1979.Invited lecture series, as Visiting Professor at the Institute for Advanced Studies, Vienna, Austria.
2008.Inter-University Centre of Astronomy and Astrophysics
2006. Delivered B.N Ganguly Memorial Lecture, Centre for Developing Societies, Delhi University; John Mathai Lecture, University of Calicut, Kerala.
2005. John Mathai Lecture, University of Calicut.
2005. Schumpeter lectures, University of Graz,Austria.
2004. Invited lecture, El Colegio de Mexico.
1993. Invited lecture series “On the uses and abuses of mathematics in economics” at Institute of Mathematical Sciences and Applied Economics(ISMEA),CourieInstitute, Paris.
1990. Political Economy Lectures, Harvard University, U.S.A.
1990. Invited Lectures Series, CIDE, Mexico City.
1986-89. Member of the Commission on European Unemployment (under the chairmanship of Dr. Bruno Kreisky, former Chancellor of Austria).
1986. Invited lecture series at the Swedish Collegium for Advanced Studies in the Social Sciences; Uppsala University, Sweden.
1979.Invited lecture series, as Visiting Professor at the Institute for Advanced Studies, Vienna, Austria.
