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Serhan Cevik
Lithuania’s immediate fiscal challenges are national security and higher costs of borrowing, but fiscal prospects are further exacerbated by long-term pressures stemming from climate change and a shrinking and aging population. The country has experienced a rapidly decreasing population—from 3.7 million in 1991 to 2.8 million in 2023—and its old-age dependency ratio is consequently expected to increase from 33 percent in 2023 to 53.4 percent by 2050. The resulting long-term spending pressures are projected to amount to as much as 11.2 percent of GDP, which is about 30 percent of the current level of spending. Debt sustainability concerns would not allow financing additional spending with more debt. Hence, a comprehensive strategy will help address these long-term fiscal challenges, including tax policy changes to raise additional revenue while primarily reducing expenditure needs through pension and healthcare reforms.
International Monetary Fund. Asia and Pacific Dept
This Selected Issues paper discusses sea-level rise impacts and adaptation in Vanuatu. Sea-level will continue to increase during this century directly caused by global warming and melting of terrestrial ice. While Vanuatu cannot control global sea-level, it can manage how it affects the country by adapting. Staff analysis estimates the cost of sea-level rise under alternative adaptation strategies: (1) no-adaptation; (2) protection; and (3) planned retreat. Such analysis can help the government to identify trade-offs between efficiency and equity, and choose according to the preferences of the population, consistent with public finance objectives. Preliminary results show that complete protection of coastal areas in Vanuatu is costly while planned retreat from the coastline is the least-cost adaptation response. However, given the mountainous nature of the islands, only small areas of the main population centers of Port Vila and Luganville are at risk of being permanently inundated even with very high sea level rise.
Sidra Rehman and Laura Jaramillo
Do weather shocks worsen conflict around the world? To answer this question, this paper uses an innovative dataset created by using georeferencing to match weather and conflict data at the subregional level on a monthly frequency across 168 countries over 2013 to 2022.The empirical results show that higher temperature exacerbate conflict where it already exists. Estimations indicate that, in a high emissions scenario and all else equal, by 2060 conflict deaths as a share of the population for a median country facing conflict could increase by 12.3 percent due to rising temperatures. These findings underscore the importance of integrating climate resilience into peace and security efforts and designing climate adaptation policies that support conflict prevention and resolution.
International Monetary Fund. Asia and Pacific Dept
This Selected Issues paper investigates why New Zealand’s inflation is higher and further from target than comparator economies considering two main hypotheses: (1) the persistence of pandemic era shocks, and (2) strong migration inflows fuelling demand. The paper finds that, like in many advanced economies, expansionary fiscal and monetary policy, high global commodity prices, exchange rates, and high maritime transport costs all fed into higher inflation. However, unique for New Zealand, the delayed reopening of the economy likely caused a postponed demand shock relative to similar economies. Results show that the impact of these shocks decay rapidly over time, suggesting positive short-term inflation dynamics. With an eye for what lies ahead, the paper finds that large migration waves are associated with short-run increases in inflation, but that these effects are relatively modest and no longer significant after four years. Instead, the long-run dynamics show evidence that migration can lead to significant long-term gains to productivity, output, and capital growth. Countries with tight labor markets exhibit similar patterns to those without, except the inflationary effects of migration dissipate faster.
International Monetary Fund. European Dept.
This paper presents Republic of Kosovo’s First Reviews Under the Stand-By Arrangement (SBA) and the Arrangement under the Resilience and Sustainability Facility (RSF) and Request for Modification of Reform Measure. The authorities are making very good progress in implementing their policy agenda under the Fund-supported arrangements. The SBA continues to provide a key policy anchor, and the RSF continues to support Kosovo’s climate change mitigation and adaptation efforts including by catalyzing additional climate financing. Program ownership remains strong. All quantitative performance criteria and indicative targets have been met. Structural benchmarks under the SBA and reform measures under the RSF have been implemented. Actions required for subsequent reviews are progressing as expected or have been strengthened. The RSF is laying the foundations for greener and more efficient energy markets and supporting reforms in other areas. The RSF increased the policy space to strengthen the regulatory framework to attract private investment into renewable energy, improve energy market functioning, expand green electricity generation, reduce air pollution and emissions, strengthen energy security, improve the targeting of energy subsidies, and increase preparedness for the implementation of carbon pricing.
Laura Jaramillo, Aliona Cebotari, Yoro Diallo, Rhea Gupta, Yugo Koshima, Chandana Kularatne, Jeong Dae Lee, Sidra Rehman, Mr. Kalin I Tintchev, and Fang Yang
Fragile and conflict-affected states (FCS) already face higher temperatures than other countries and will be more exposed to extreme heat and weather events going forward. Using innovative approaches, the paper finds that in FCS, climate vulnerability and underlying fragilities—namely conflict, heavy dependence on rainfed agriculture, and weak capacity—exacerbate each other, amplifying the negative impact on people and economies. FCS suffer more severe and persistent GDP losses than other countries due to climate shocks because their underlying fragilities amplify the impact of shocks, in particular in agriculture. At the same time, climate shocks worsen underlying fragilities, namely conflict. Macro-critical adaptation policies are needed to facilitate the immediate response to climate shocks and to build climate resilience over time. Sizeable and sustained international support—especially grants, concessional financing and capacity development—is urgent to avoid worse outcomes, including forced displacement and migration. The IMF is stepping up support to FCS in dealing with climate challenges through carefully tailored policy advice, financing, and capacity development.
Ruchir Agarwal, Patrick Gaulé, and Geoff Smith
This paper studies the impact of U.S. immigration barriers on global knowledge production. We present four key findings. First, among Nobel Prize winners and Fields Medalists, migrants to the U.S. play a central role in the global knowledge network—representing 20-33% of the frontier knowledge producers. Second, using novel survey data and hand-curated life-histories of International Math Olympiad (IMO) medalists, we show that migrants to the U.S. are up to six times more productive than migrants to other countries—even after accounting for talent during one’s teenage years. Third, financing costs are a key factor preventing foreign talent from migrating abroad to pursue their dream careers, particularly for talent from developing countries. Fourth, certain ‘push’ incentives that reduce immigration barriers—by addressing financing constraints for top foreign talent—could increase the global scientific output of future cohorts by 42 percent. We concludeby discussing policy options for the U.S. and the global scientific community.