IDE Research Columns

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How Much Employees Can Learn Entrepreneur-like Tasks Influences Entrepreneurship Rate (Yoko ASUYAMA)

Published in August 2026 No.82

Most entrepreneurs start their businesses with experience as employees. In a recent study (Asuyama 2026), I found that more opportunities for employees to learn "entrepreneur-like tasks" increase the entrepreneurship rate. "Entrepreneur-like tasks" are identified as those involving more diverse, autonomous, financial and sales-related, and managerial activities, with fewer compiling tasks. Notably, greater learning opportunities foster innovative or large-employment entrepreneurs. These results highlight the importance of recognizing that the size of employees’ learning opportunities for entrepreneurial tasks significantly influences a country’s entrepreneurship rate when designing entrepreneurship policies.

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Why Do Refugees Move to Some Countries but Not Others? Political Regimes and the Uneven Geography of Global Protection (Masaaki HIGASHIJIMA, Yujin WOOU)

Published in June 2026 No.80

In recent decades, the global number of refugees has reached record highs. While public debate in advanced democracies often focuses on the increasing visibility of refugees at their borders, the majority are hosted not in the Global North but in the Global South. Yet, even within the Global South, the distribution of refugee arrivals is strikingly uneven. Some countries receive vast numbers of refugees, whereas others host very few, despite facing similar geographic or economic conditions. What explains this variation? What does it reveal about the political foundations of refugee protection?

Masaaki HIGASHIJIMA and Yujin WOO

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Gender and Career Choice in Rural Philippines: A Youth Perspective (Melisa M. FABELLA, Mai SEKI, Makoto KAKINAKA)

Published in June 2026 No.79

Career decisions are often seen as personal choices, yet in societies shaped by strong family ties and traditional norms, they are rarely made alone. This column presents how young Filipinos perceive career decision-making autonomy when personal aspirations conflict with parental advice. Using an experimental vignette survey with 1,174 university students, participants evaluated whether a hypothetical son or daughter appeared autonomous when choosing a career despite parental pressure. Results reveal a consistent pattern: daughters were perceived as more autonomous than sons. The findings point to the importance of fostering gender-balanced autonomy in career decision-making.

Melisa M. FABELLA, Mai SEKI and Makoto KAKINAKA

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The Smile Curve of Technological Learning: the Case of China’s Nuclear Power Reactor Technology (Wenyin CHENG)

Published in May 2026 No.78

Although technological progress is driven by technological learning derived from domestic and foreign knowledge sources, the dynamic interaction between the two principal learning modes—learning by doing (domestic sources) and learning by importing (foreign sources)—remains insufficiently understood, despite their crucial influence on a country’s transition from duplicative imitation to creative imitation and eventually to innovation. Drawing on an embedded case study of China’s successful catch‐up in nuclear power reactor technology, we identify a "smile curve" in the evolution of technological learning, wherein the relative significance of learning by doing and learning by importing follows a U-shaped trajectory. Furthermore it shows that intangible (e.g., talent acquisition) and tangible (e.g., equipment) components of learning by importing exhibit the same smile curve pattern. These findings provide potential solutions for latecomers to overcome technological catch-up challenges through sequence learning strategies.

Wenyin CHENG

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Understanding the Rise and Strains of Erdoğan’s Political Dominance in Turkey: From the Streetcar to the Presidential Convoy (Yasushi HAZAMA)

Published in April 2026 No.77

Why does a leader who cemented his political dominance through a centralized presidential system increasingly struggle to deliver economic stability and political confidence? This column, based on my latest book on Turkey’s Erdoğan administration, argues that the answer lies in the gradual erosion of what can be called "attraction politics." For much of his rule, Erdoğan maintained dominance not through coercion but through a combination of economic performance, social protection, and narrative control. These pillars sustained broad public support for nearly two decades. Yet they rested on constitutional institutions. Once the centralized presidential system eroded these institutions, the three pillars no longer translated into effective governance.

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China’s Export Boom Is Squeezing Middle-income Asia (Ian COXHEAD, Varan KITAYAPORN)

Published in March 2026 No.76

Acquiring human capital and climbing the ladder of manufacturing sophistication are standard policy aspirations for middle-income countries. Recently China, itself a middle-income country, has expanded production and exports in product categories demanding of greater skills and technological complexity. Its success in production and exports has attenuated opportunities for similar countries to expand their own skill-intensive exports. We use a global trade model to quantify the effects of China’s growth on export opportunities for other countries, then explore the consequences of reduced relative skills demand for returns to schooling and incentives for skills development in those countries’ labor markets.

Ian COXHEAD and Varan KITAYAPORN

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When School Exams Collide with the Harvest Timing (Abu S. SHONCHOY)

Published in February 2026 No.74

In many rural economies, families rely heavily on seasonal farm work, and children’s labor can be essential during peak agricultural periods. When schools schedule high-stakes examinations during these peak seasons, parents choose between keeping their children in school or sending them to the fields to secure household income— facing the difficult task of weighing the immediate benefit of their children's labor against the potential long-term gains of continued schooling. This study finds that when national school examinations coincide with the main harvest season, dropout increases sharply among children from agricultural households—predominantly among boys of secondary-school age. This research highlights a largely overlooked constraint in education policy: the timing of the school year matters as much as the structure of schooling itself.

Abu S. SHONCHOY

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The Nobel Peace Prize Increased the Global Support for Women’s Organizations (Kyosuke KIKUTA)

Published in October 2025 No.71

Does the Nobel Peace Prize influence public opinion? In an article (Kikuta and Hanayama 2024), we show that when the Nobel Peace Prize is awarded to women’s rights activists, such as Denis Mukwege and Nadia Murad in 2018, it improves people’s perceptions about women’s rights groups across the world. Further analysis indicates that the effect is particularly large among people who hold traditional gender values, implying that the prize pressured conservative people to amend their attitudes. This suggests that the seemingly symbolic event—the Nobel Peace Prize—has real-world impacts, encouraging further studies on symbolic actions in international relations.

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The Role of Informal Institutions in Socio-Political Life: Evidence from Türkiye (Zeki SARIGIL)

Published in August 2025 No.69

This column is a summary of my recently published book which explores the under-theorized role of informal institutions in socio-political life. It proposes a novel, multi-dimensional classification of informal institutions, identifying four new types. The study further argues that formal institutions' exclusionary nature and resulting legitimacy deficits promote the emergence of informal institutions. Moreover, changes in formal institutional effectiveness or legitimacy, evolving socio-political cultures, and shifting power dynamics among actors are likely to drive informal institutional change. The study illustrates these ideas using four empirical cases from the Turkish case.

Zeki SARIGIL

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The Hidden Poor: How Conventional Poverty Measures Underestimate Child and Female Deprivation in West Africa’s Households (R. Apollinaire NIKIEMA)

Published in July 2025 No.68

Accurate identification of individuals in poverty is crucial for designing effective antipoverty programs. Current poverty metrics rely on household-level consumption and the per capita approach, which assumes equal allocation among members. My recent study on eight West African countries recalibrated poverty measures to account for intrahousehold inequality and economies of scale. The analysis reveals two key findings. First, women and children experience significantly higher deprivation levels when intrahousehold inequality is considered. Second, the per capita expenditure approach misclassifies poverty status—underestimating child poverty while overestimating adult poverty. These results argue for integrating intrahousehold inequality into poverty metrics to improve accuracy and policy targeting.

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