# Opinion [The Power of Data and Evidence in Delivering Effective Social Assistance ](https://blogs.worldbank.org/developmenttalk/power-data-and-evidence-delivering-effective-social-assistance)with Roberta V. Gatti, Benjamin Olken, and Emily Romano, Let’s Talk Development (a World Bank Blog), December 2020. [Is Improving Tax Administration More Effective than Raising Tax Rates? Evidence from Indonesia](https://voxdev.org/topic/public-economics/improving-tax-administration-more-effective-raising-tax-rates-evidence-indonesia) VoxDev, with Chatib Basri, Mayara Felix, and Benjamin Olken, December 2020. [Perluasan Perlindungan Sosial untuk Kelas Menengah Bawah ](https://www.kompas.id/baca/opini/2020/04/22/perluasan-perlindungan-sosial-untuk-kelas-menengah-bawah)(Expansion of Social Protection for the Lower Middle Class) Kompas, April 2020. (Part of a three-piece series with Chatib Basri and Benjamin A. Olken). [Don’t Forget the Middle Class in Social Protection Programs](https://www.thejakartapost.com/academia/2020/04/16/insight-dont-forget-the-middle-class-in-social-protection-programs.html) with Chatib Basri and Benjamin A. Olken, The Jakarta Post, April 2020. [Cushioning the Poor from the COVID-19 Shock](https://www.project-syndicate.org/commentary/covid19-protecting-poor-developing-countries-by-rema-hanna-and-benjamin-a-olken-2020-04) with Benjamin Olken, Project Syndicate, April 2020. [Spend Fossil-Fuel Subsidies on Pandemic Relief and the Poor](https://www.project-syndicate.org/commentary/oil-price-collapse-enables-end-to-fuel-subsidies-by-m-chatib-basri-et-al-2020-05) with Chatib Basri and Benjamin Olken, Project Syndicate, May 2020. [The Challenges of Universal Health Insurance in Indonesia](https://voxdev.org/topic/health-education/challenges-universal-health-insurance-indonesia) with Abhijit Banerjee, Amy Finkelstein, Benjamin Olken, Arianna Ornaghi, and Sudarno Sumarto, VoxDev, November 2019. [The Myth of Welfare Dependency](https://www.project-syndicate.org/onpoint/the-myth-of-welfare-dependency-by-rema-hanna-2019-08) Project Syndicate, August 2019. [Targeting the Poor: Social Protection in Developing Countries](https://www.imf.org/external/pubs/ft/fandd/2018/12/pdf/developing-economies-and-social-protection-hanna.pdf) with Adnan Khan and Ben Olken, *IMF Finance and Development Magazine*, December 2018. [Research offers new possibilities for cutting corruption in the public sector](https://epod.cid.harvard.edu/article/new-possibilities-cutting-corruption-public-sector) with Vestal McIntyre, VoxDev, December 2018. [Do dishonest people gravitate towards the public sector in India?](https://www.ideasforindia.in/topics/governance/do-dishonest-people-gravitate-towards-the-public-sector-in-india.html) with Shing-Yi Wang, **Ideas for India**, July 2018. [Which Traffic Policies Work Best for Megacities?](https://www.project-syndicate.org/commentary/urbanization-traffic-congestion-policies-by-rema-hanna-2018-01) **Project Syndicate**, January 2018. [Jakarta’s Maligned Congestion-easing Policy Actually Worked](https://voxdev.org/topic/infrastructure-urbanisation/jakarta-s-maligned-congestion-easing-policy-actually-worked) with Vestal McIntyre, **VOX Development**, October 2017. [Implementation ups and downs: Monitoring attendance to improve public services for the poor in India ](https://voxdev.org/topic/health-education/implementation-ups-and-downs-monitoring-attendance-improve-public-services-poor-india)with Vestal McIntyre, **VOX Development**, July 2017. [The devil is in the details: The successes and limitations of bureaucratic reform](https://www.ideasforindia.in/topics/governance/the-devil-is-in-the-details-successes-and-limitations-of-bureaucratic-reform.html) with Iqbal Dhaliwal and Rebecca Toole, **Ideas for India**, December 2016. [Improved cooking stoves in India: Evaluating long-run impacts](https://www.ideasforindia.in/topics/environment/improved-cooking-stoves-in-india-evaluating-long-run-impacts.html) with Esther Duflo, Michael Greenstone, and Claire Walsh, **Ideas for India**, July 2016. [Forschungslücke ](https://www.sueddeutsche.de/wirtschaft/forum-forschungsluecke-1.3060739)with Alexandra Spitz-Oener and Rajshri Jayaraman, **Sueddeutsche Zeitung**, July 2016. [Building the Evidence Base for Developing Countries: An Example from the Effect of Pollution on Infant Health in Mexico](https://voxeu.org/article/air-pollution-and-infant-health) with Eva Arceo and Paulina Oliva, **VOX**, April 2016. [Strengthening Safety Nets for the Poor ](http://www.thejakartapost.com/news/2016/01/12/strengthening-safety-nets-poor.html)with Ben Olken, **Jakarta Post**, January 2016. [Cash Transfers to Indonesia's Poor Don't Discourage Work ](https://jakartaglobe.id/opinion/commentary-cash-transfers-indonesias-poor-dont-discourage-work/)with Ben Olken, **Jakarta Globe**, October 2015. [Has Environmental Regulation Been Successful in India?](https://www.ideasforindia.in/topics/environment/has-environmental-regulation-been-successful-in-india.html) with Michael Greenstone, **Ideas for India,** July 2012. [Clean Cookstoves Must be Rethought so They Actually Get Used in the Developing World](https://www.hks.harvard.edu/publications/clean-cookstoves-must-be-rethought-so-they-actually-get-used-developing-world) with Esther Duflo, Michael Greenstone, and Radha Muthiah, **National Geographic News Watch**, June 2012. (Book Review) [Impact Evaluation in Practice](https://pubs.aeaweb.org/doi/pdfplus/10.1257/jel.49.3.719) **Journal of Economic Literature**, pages 724-725, September 2011. [Do Teachers Discriminate Against Minorities in India?](https://voxeu.org/article/do-teachers-discriminate-against-minorities-india) with Leigh Linden, **VOX**, September 2009. (Book Review) [When Things Fall Apart](https://pubs.aeaweb.org/doi/pdfplus/10.1257/jel.47.2.482) **Journal of Economic Literature**, pages 531-532, June 2009. [Can Improved Stoves Improve Health?](https://indianexpress.com/article/opinion/columns/can-improved-stoves-improve-health/) **Indian Express**, May 12, 2009 [Reservations: Gains at a Cost](https://www.livemint.com/Opinion/ltQPuNyHWbEuyuMJI882aM/Reservations-gains-at-a-cost.html) with Marianne Bertrand, Sendhil Mullainathan, and Sudha Krishnan. **Mint (Wall Street Journal, India)**, April 14, 2008.