In this note we study the distortions in an endogenous growth model developed by Grimaud and Tournemaine (2007), where new pieces of knowledge are produced in a R&D sector and used to reduce pollution emissions. Using this model along with a realistic calibration, we conclude that the economy...

This paper presents an endogenous growth model of migration and technological diffusion with transitional dynamics, which provide explanations for the empirical pattern of the mobility transition. A two-skill group extension of this model offers new hypotheses regarding the skill composition of...

Research and development (R&D) expenditure in Germany decreased by 5.3 percent overall in 2020 compared to 2019. While the OECD countries actually slightly increased their R&D expenditure on average for the first time in a crisis-ridden year, it declined more sharply in Germany compared to the...

Das DIW Berlin hat die Wachstumswirkungen von Investitionen in Forschung und Entwicklung in Deutschland und weiteren OECD-Ländern untersucht. Demnach führt ein Anstieg des Wachstums der gesamtwirtschaftlichen Forschungsausgaben um einen Prozentpunkt kurzfristig zu einer Erhöhung des Wachstums...

Remittances have long been an important source of revenue for many people in the Republic of Niger. In order to fight poverty, young people choose to migrate. In 2019, a total of 293 million U.S. dollars was sent by migrants to their relatives in Niger; that is 3% of Niger Gross Domestic Product...

Theoretically, human capital is conclusively believed to be positively related with economic growth. While empirically, the said relationship does not always hold for several reasons. Thus, the current paper presents new results on a set of conditions under which human capital is robustly and...