In the last few decades, real GDP growth and investment in advanced countries have declined in tandem. This slowdown was not the result of weak demand (there has been no shift along the Okun curve), but of a decline in potential output growth (which has shifted the Okun curve to the left). We...

For US postwar data, the paper explains central consumption, labor, investment and output correlations and volatilities along with output growth persistence by including a human capital investment sector and a variable physical capital utilization rate. Strong internal "amplication" results from...

Natural resource revenues are an increasingly important financing source for public investment in many developing economies. Investing volatile resource revenues, however, may subject an economy to macroeconomic instability. This paper applies to Angola the fiscal framework developed in Berg et...

To investigate the effects on Papua New Guinea's economy of substantial liquified natural gas revenues arriving in 2015, we employ a model to examine the macroeconomic effects of a scalingup of natural resource windfall revenues and the implications for a variety of policy responses. The model...

Natural resource revenues provide a valuable source to finance public investment in developing countries, which frequently face borrowing constraints and tax revenue mobilization problems. This paper develops a dynamic stochastic small open economy model to analyze the macroeconomic effects of...

This paper identifies a new mechanism leading to inefficiency in capital reallocation at theextensive margin when an economy experiences a sectoral boom. I argue that imperfectionsin the financial market and capital barriers to entry in the booming sector create amisallocation of managerial...

For Afghanistan, the dual prospect of declining donor support and high ongoing security spending over the medium term keeps the government budget tight. This paper uses a general equilibrium model to capture the security-development tradeoff facing the government in its effort to rehabilitate...

This paper studies private investment in India against the backdrop of a significant investment decline over the past decade. We analyze the potential causes of weaker investment at the firm level, using both firm-level financial statements and a novel dataset on firms' investment project...

Is over-optimism about a country's future growth perspective good for an economy, or doesover-optimism also come with costs? In this paper we provide evidence that recessions, fiscalproblems, as well as Balance of Payment-difficulties are more likely to arise in countrieswhere past growth...

While Brazil's deep recession has been broad based, it has been marked by a particularlylarge fall in investment. Real investment fell by around 30 percent between the beginningof 2014 and the beginning of 2017. This paper finds that a variety of factors contributed tothe investment decline,...