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11-20 of 27 results

  • Academic publication
  • 28th Apr 2017

Failure to CAPTCHA Attention: Null Results from an Honesty Priming Experiment in Guatemala

We report results from a large online randomised tax experiment in Guatemala. The trial involves short messages and choices presented to taxpayers as part of a CAPTCHA pop-up window immediately before they file a tax return, with the aim of priming honest declarations.
  • Academic publication
  • 12th May 2018

Testing Local Descriptive Norms and Salience of Enforcement Action: A Field Experiment to Increase Tax Collection

The use of behavioural science interventions, and particularly social norms, in tax compliance has become a growth industry for scholars and practitioners alike in recent years.
  • Report
  • 19th Oct 2018

Encouraging Earlier Tax Returns in Indonesia

In Indonesia, as in other countries around the world, a large proportion of taxpayers file their taxes at the last minute. This leads to long queues in front of tax offices and crashes of the online system around the deadline, which erodes tax morale and puts pressure on the system.…
  • Report
  • 19th Oct 2018

Reducing Tax Return Errors in Form 1770 in Indonesia

The aim of this project was to reduce common errors that Indonesian taxpayers make when completing certain sections of their tax return form. In an online experiment using BIT’s Predictiv platform, we tested the impact of a two-page FAQ flyer on accuracy when completing the form. Compared to participants who…
  • Report
  • 24th Jan 2019

The Behavioural Insights Team Annual Update Report 2017-18

Latest results from the team, covering issues from healthcare to humanitarian aid.
  • Case study
  • 24th Jan 2019

Building capacity and ensuring timely tax returns

Working with the Indonesian Tax Authority (Direktorat Jenderal Pajak, or DJP) on our second project together, we ran our largest randomised controlled trial with 11.2 million taxpayers.
  • Blog
  • 2nd Oct 2019

A partnership to reduce social security arrears

One of the most cost-effective ways of scaling the use of behavioural insights (BI) around the world is by building BI capacity. BIT does this by running projects in close collaboration with partner organisations.
  • Report
  • 4th Nov 2019

Testing the Optimal Frequency of Tax Amnesty Reminders in Guatemala

The aim of this project was to increase the declaration and payment of overdue taxes during a tax amnesty launched in May 2017. BIT and SAT tested the effectiveness of sending eligible taxpayers one, two or three letters with information on tax relief during the tax amnesty. The letters were…
  • Report
  • 4th Nov 2019

Evaluating the Impact of SMS Reminders on Tax Compliance

The aim of this project was to evaluate the impact of SMS reminders on monthly VAT declarations in Guatemala. The trial involved 107,756 taxpayers with recorded mobile phone numbers, including both small companies and individuals.Three versions of SMS were sent to taxpayers either before or after a monthly deadline. We…
  • Person

Cameron Knott

Cameron is the Research Lead for our Singapore office, overseeing all research projects in Singapore and across the region. He also leads a set of flagship research projects and external training - including the BI Practitioner Program, a 13-week intensive course that trains Singaporean civil servants how to manage research…