While expanding public investment can help filling infrastructure bottlenecks, scaling up too much and too fast often leads to inefficient outcomes. This paper rationalizes this outcome looking at the association between cost inflation and public investment in a large sample of road construction...

It is obvious that holding city population constant, differences in cities across the world areenormous. Urban giants in poor countries are not large using measures such as land area,interior space or value of output. These differences are easily reconciled mathematically aspopulation is the...

World trade contracted dramatically during the global economic crisis induced by the COVID-19 pandemic. Disruptions in international supply chains were widely reported as governments imposed containment measures (lockdowns) to halt the spread of the disease. At the same time, demand declined as...

Despite starting as one of the poorest countries in the mid-1980s, Vietnam has achieved rapid developmental progress, reaching lower middle-income status in 2010. In line with rapid economic growth, Vietnam has achieved impressive progress towards the Sustainable Development Goals (SDGs) during...

Public procurement can be highly vulnerable to corruption. This paper outlines a methodology and results in assessing corruption risks in public procurement and their impact on relative prices, using large databases on government contracts and tenders. Our primary contribution is to analyze how...

A lack of timely financing for purchases of vaccines and other health products impeded the global response to the COVID-19 pandemic. Based on analysis of contract signature and delivery dates in COVID-19 vaccine advance purchase agreements, this paper finds that 60-75 percent of the delay in...

Pandemics and epidemics pose risks to lives, societies, and economies, and their frequency is expected to increase as rising trade and increased human interaction with animals leads to the emergence of new diseases. The COVID-19 pandemic teaches us that we can and must be better prepared, with...

It is generally acknowledged that the government’s output is difficult to define and its value is hard to measure. The practical solution, adopted by national accounts systems, is to equate output to input costs. However, several studies estimate significant inefficiencies in government...

This paper proposes a possible framework for identifying excessive investment. Based on this method, it finds evidence that some types of investment are becoming excessive in China, particularly in inland provinces. In these regions, private consumption has on average become more dependent on...

The Sustainable Development Goals (SDGs) adopted by the UN General Assembly in 2015 represent a new global consensus to end poverty, promote prosperity, and protect the environment. Goal 8 seeks to improve global resource efficiency in consumption and production and to decouple economic growth...