03. Journals
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These are journal articles published in World Bank journals as well as externally by World Bank authors.
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Publication Making ends meet in refugee camps: Food distribution cycles, consumption and undernutrition(Elsevier, 2024-11-15) Aubery, Frederic; Buisson, Marie-CharlotteYears after the initial settlement, food aid remains an essential component of humanitarian assistance for protracted refugees in managed camps. From data collected among refugee households in three camps in southern Chad and an exogenous variation of time between the latest food distribution and households’ interviews, we draw the time path of household’s consumption. Consistent with the literature on intertemporal choices in high-income countries, refugee households experience an average decline of 1.1 to 1.5 percent per day in their daily caloric intake between distributions. The short-term nutritional status of children under five also responds to the distance from food aid distribution and confirms the existence of food distribution cycles. Our results suggest that households don’t smooth consumption during the interval of time between two distributions, and face regular and frequent cycles of food shortage resulting in detrimental consequences on children’s health.Publication How does the weather and climate change affect firm performance in low-income countries? Evidence from Uganda(Elsevier, 2024-06) Mawejje, JosephThis study examines the impacts of weather and climate shocks on firm performance in Uganda, a low-income country that shares many characteristics with countries at similar levels of development. The analysis exploits panel methods on novel quarterly business climate data. The results are threefold. First, weather and climate shocks are negatively associated with business performance. Second, these effects are stronger among micro and small enterprises, and among firms in the agricultural and industrial sectors. Third, poor business environments characterized by excruciating constraints exacerbate the impact of climate shocks on business performance. The results are robust to alternative econometric model specifications.Publication Identifying the poor – Accounting for household economies of scale in global poverty estimates(Elsevier, 2024-03-30) Jolliffe, Dean; Tetteh-Baah, Samuel KofiEstimates of the number of people living in extreme poverty, as reported by the World Bank, figure prominently in international development dialogue and policy. An assumption underpinning these poverty counts is that there are no economies of scale in household size – a family of six needs three times as much as a family of two. This paper examines the sensitivity of global estimates of extreme poverty to changing this assumption. The analysis rests on nationally representative household surveys from 162 countries covering 97.5 percent of the population estimated to be in extreme poverty in 2019. We compare current-method estimates with a constant-elasticity scale adjustment that divides total household consumption or income not by household size but by the square-root of household size. While the regional profile of extreme poverty is robust to this change, the determination of who is poor changes substantially – the poverty status of 264 million people changes. We then discuss evidence suggesting that the assumption of economies of scale more closely aligns with non-consumption measures of poverty. Specifically, we draw from existing literature of subjective assessments of poverty and wellbeing, along with new empirical evidence from examining the partial correlation (conditional on household size) between the two measures of poverty and a set of presumed poverty covariates (i.e., years of schooling, literacy, asset index, working in agriculture, access to electricity, piped drinking water, improved sanitation).Publication Infrastructure and Structural Change in Africa(Published by Oxford University Press on behalf of the World Bank, 2024-03-08) Herrera Dappe, Matías; Lebrand, MathildePast investments in electricity, Internet, and road infrastructure, in isolation and bundled, have contributed to structural transformation and economic development in Africa. Using new data on the expansion of the road, electricity, and Internet networks over the past two decades, the paper shows that having access to both paved roads and electricity has led to a significant reallocation of labor from agricultural to both manufacturing and services. Adding access to fast Internet has had a major impact on structural change, with an even larger impact on reallocating labor away from agriculture. The paper then uses a spatial general-equilibrium model to quantify the impacts of future regional transport investments, bundled with electricity and Internet investments, on economic development in countries in the Horn of Africa and Lake Chad region.Publication Import Competition, Formalization, and the Role of Contract Labor(Published by Oxford University Press on behalf of the World Bank, 2024-02-28) Chakraborty, Pavel; Singh, Rahul; Soundararajan, VidhyaDoes higher import competition increase formalization and aggregate productivity Exploiting plausibly exogenous variation from Chinese imports, we provide empirical causal evidence that higher imports increase the share of formal manufacturing enterprise employment in India. This formal share increase is due to both the rise in formal-enterprise employment driven by high-productivity firms, and a fall in informal-enterprise employment. The labor reallocation is enabled by the formal firms’ hiring of contract workers, who do not carry stringent firing costs. Overall, Chinese import competition increased formal-sector employment share by 3.7 percentage points, and aggregate labor productivity by 2.87 percent, between the years 2000-2001 and 2005-2006.Publication Positioning in Global Value Chains: World Map and Indicators, a New Dataset Available for GVC Analyses(Published by Oxford University Press on behalf of the World Bank, 2024-02-22) Mancini, M.; Montalbano, P.; Nenci, S.; Vurchio, D.This work reviews and computes the commonly used Global Value Chains (GVC) positioning indicators found in the empirical literature, providing scholars with a novel and comprehensive global dataset of upstreamness and downstreamness measures. This dataset covers a wide range of countries, including many developing nations, and industries, and spans an extensive timeframe. Specifically, it offers GVC positioning indicators for all economies and industries included in prominent Inter-Country Input-Output tables, such as ADB, EORA, OECD TiVA, WIOD, and Long-run WIOD. This work also delves into the degree of comparability across the different datasets, offering informative comparisons of the GVC positioning measures encompassing overlapping countries and periods, sectors, geographical regions, and income levels. Notably, these indicators are ready-to-use and open access, presenting an exceptional opportunity for qualitative and quantitative analyses of various economic dimensions on GVCs and for informing policymaking.Publication Heuristics on Call: The Impact of Mobile-Phone-Based Business-Management Advice(Published by Oxford University Press on behalf of the World Bank, 2024-02-22) Cole, Shawn; Joshi, Mukta; Schoar, AntoinetteThere is growing evidence that business training for micro-entrepreneurs can be effective. However, in-person training can be expensive and imposes costs on the target beneficiaries. This paper presents the results of a two-site randomized evaluation of a light-touch, mobile-phone-based business-training service for microentrepreneurs in India and the Philippines. The results show that the training had a statistically significant impact on the adoption of improved business practices, with an increase of 0.06 to 0.12 standard deviation points when considering a binary indicator of business practices. The study finds no evidence of impacts on business sales or profits, though the confidence intervals are wide enough to include meaningful effect sizes (positive or negative). These results suggest that mobile-phone-based training can be a cost-effective and scalable way to impart business skills to micro-entrepreneurs.Publication Public Child Care Provision: Unraveling the Consequences of Implementation Variations for Women’s Time Allocation(Published by Oxford University Press on behalf of the World Bank, 2024-02-06) Mata, CatherineFrom analysis of the effects of a national childcare policy on women’s time allocation in Costa Rica, it is found that childcare services are associated with increased female labor force participation, greater educational enrollment, and reduced unpaid care work. However, a comparison of two implementing agencies indicates that the overall effects vary by agency. One agency’s services yield positive outcomes, such as increased labor force participation, reduced unpaid care work, and increased educational attendance; the other agency’s results are less favorable, particularly for part-time childcare users. These findings highlight the challenges governments face when scaling up interventions, as different implementing agencies may modify program criteria, serve distinct populations, and offer varying services. While policies can be effective on a smaller scale, impacts may differ when they are scaled up. Understanding these variations can help governments adapt policies and reallocate resources to achieve their intended goals.Publication Catch-Up Growth and Inter-industry Productivity Spillovers: Evidence from Trade Data(Published by Oxford University Press on behalf of the World Bank, 2024-01-30) Bolhuis, Marijn A.Where and when does export-led growth work This paper estimates the importance of inter-industry productivity spillovers for the export-led growth of developing countries. My empirical strategy is based on a standard quantitative trade model that features sector-level gravity in trade flows. Applying the framework to four decades of trade data, I find clear evidence of spillovers, which are larger for skill-intensive sectors. The estimates imply that patterns of sectoral specialization play a quantitatively important role in accounting for the slow convergence of labor productivity in tradable sectors. Quantitative exercises suggest that export-led growth works for poorer countries with an initial comparative advantage in manufacturing, as these countries can use foreign demand from richer countries to reallocate labor towards sectors with high spillovers.Publication How Much Are Government Jobs in Developing Countries Worth?(Published by Oxford University Press on behalf of the World Bank, 2024-01-22) Mangal, KunalGovernment jobs in developing countries are valuable not just because they pay relatively higher wages, but also because they provide many valuable amenities. How does the value of these amenities compare with the nominal wage itself The observed search behavior of candidates preparing for competitive exams for government jobs is used to infer a lower bound on the total value of a government job, including amenities. Based on a sample of 147 candidates preparing for civil service exams in Pune, India, the amenity value of a government job is estimated to comprise at least two-thirds of total compensation. The high amenity value is not driven by misinformed beliefs about the nominal wage, nor by a high value placed on the process of studying itself. Insights from focus group discussions help explain which government job amenities are most valued in this setting.