The influence of decision making costs on the effectiveness of tax incentives to save

Lead Research Organisation: National Institute of Economic and Social Research
Department Name: National Institute of Economic & Soc Res

Abstract

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Publications

10 25 50
 
Description This study explores the influence of decision costs on the effectiveness of tax incentives to save. It is structured around two key questions, the first empirical, and the second policy orientated.

1. What is the evidence for decision costs in relation to tax incentivised savings schemes?
A model of household savings and investment decisions was created to explore behaviour in relation to pensions and Individual Savings Accounts (ISAs). This model was matched to UK survey data, focussed around the population cross-section observed in 2006/07. In the absence of decision costs, the model suggests that three out of every four individuals who hold no ISA investments would immediately open an ISA account. Allowing for decision costs permits the model to reflect realistic annual rates of ISA take-up, which do not exceed 5% of the population aged 20-60.

2. How do decision costs affect responses to the savings incentives that are offered through ISAs?

The model derived in answering the first question was used to explore behavioural responses to ISAs, and how different assumptions about decisions costs influence those responses. The basic model structure implies that most investments made through ISAs are substituted out of other non-pension wealth, rather than the product of new household saving. In this context, decision costs have an important influence on the scale of the investments made through ISAs, and on who enjoys a welfare gain from the scheme. This analysis highlights the potential importance of decision costs when analysing winners and losers of policy reform.
Exploitation Route Our findings in relation to decision costs concerning individual investment decisions have important implications for a wide range of individuals, including academics, financial advisers, and government.

Our modelling work will be of direct use to analysts in Whitehall, and can be adapted to other countries' contexts.

Our modelling work has been made available for use by the research community
Sectors Communities and Social Services/Policy,Education,Financial Services, and Management Consultancy,Government, Democracy and Justice

URL http://www.simdynamics.org
 
Description Our research has primarily fed into government, through our on-going provision of modelling services. The principal objective of this research effort is to make current best-practice methods of economic analysis accessible to policy makers. Examples of current users include HM Treasury, and the Joseph Rowntree Foundation in their Program to develop an anti-poverty strategy for the UK. The model has been made publicly available via the internet at www.simdynamics.org
First Year Of Impact 2012
Sector Communities and Social Services/Policy,Education,Government, Democracy and Justice
Impact Types Societal,Economic,Policy & public services

 
Description A MODEL TO PROVIDE ANALYSIS IN TERMS OF LIFETIME INCOME
Amount £95,013 (GBP)
Funding ID HMT502 
Organisation HM Treasury 
Sector Public
Country United Kingdom
Start 01/2012 
End 01/2014
 
Description A MODEL TO PROVIDE ANALYSIS IN TERMS OF LIFETIME INCOME
Amount £95,013 (GBP)
Funding ID HMT502 
Organisation HM Treasury 
Sector Public
Country United Kingdom
Start 02/2012 
End 01/2014
 
Description A model to develop a sustainable anti-poverty strategy for the UK
Amount £236,850 (GBP)
Organisation Joseph Rowntree Foundation (JRF) 
Sector Charity/Non Profit
Country United Kingdom
Start 09/2014 
End 09/2015
 
Description Contract to analyse proposals for pension policy reform in the UK: adapting the NIBAX behavioural simulation model
Amount £40,128 (GBP)
Organisation Department for Work and Pensions 
Sector Public
Country United Kingdom
Start 01/2011 
End 12/2011
 
Description Contract to analyse proposals for pension policy reform in the UK: adapting the NIBAX behavioural simulation model
Amount £40,128 (GBP)
Organisation Department for Work and Pensions 
Sector Public
Country United Kingdom
Start 06/2011 
End 10/2011
 
Description Estimating the intertemporal elasticity of substitution
Amount £13,900 (GBP)
Organisation University of Melbourne 
Sector Academic/University
Country Australia
Start 01/2014 
End 12/2015
 
Description Estimating the intertemporal elasticity of substitution
Amount £13,900 (GBP)
Organisation University of Melbourne 
Sector Academic/University
Country Australia
Start 01/2014 
End 12/2015
 
Description Estimating the intertemporal elasticity of substitution on cross-sectional data - a new empirical approach
Amount £7,600 (GBP)
Organisation Government of New Zealand 
Department New Zealand Treasury
Sector Public
Country New Zealand
Start 09/2013 
End 10/2013
 
Description Implications of the UK EU referendum outcome: Impact of migration patterns on the state pension system
Amount £33,300 (GBP)
Organisation Institute and Faculty of Actuaries 
Sector Charity/Non Profit
Country United Kingdom
Start 03/2016 
End 04/2016
 
Description The role of employer contributions in influencing incentives to save, adequacy, and managing risks
Amount £23,600 (GBP)
Organisation Age UK 
Sector Charity/Non Profit
Country United Kingdom
Start 01/2013 
End 12/2014
 
Description Wealth at Retirement and Savings Adequacy
Amount £295,000 (GBP)
Funding ID VP\2012\010\ 0019 
Organisation European Commission 
Sector Public
Country European Union (EU)
Start 01/2013 
 
Description Wealth at Retirement and Savings Adequacy
Amount £295,000 (GBP)
Funding ID VP\2012\010\ 0019 
Organisation European Commission 
Sector Public
Country European Union (EU)
Start 01/2013 
 
Title Extending estimation of dynamic programming model of savings to an Overlapping Generations context 
Description An OLG structure permits a DP model of savings to be estimated on cross-sectional data, facilitating identification of unobservable preference parameters. 
Type Of Material Improvements to research infrastructure 
Year Produced 2013 
Provided To Others? Yes  
Impact The approach is currently in the testing phase. 
 
Title The LINDA policy analysis tool 
Description A model provided to analysts in Whitehall, which facilitates use of best practice methods of economic analysis to explore the medium-to-long-term savings and employment implications of policy counterfactuals. 
Type Of Material Computer model/algorithm 
Year Produced 2013 
Provided To Others? Yes  
Impact Model now in use by HM Treasury and HM Revenue and Customs. 
 
Title Simulator of Individual Dynamic Decisions (SIDD) 
Description The Simulator of Individual Dynamic Decisions (SIDD) is a dynamic microsimulation model that projects the evolving histories of a representative population cross-section through time. The model is the product of more than a decade of research and development at the National Institute, and is designed to explore the distributional consequences of discrete changes to the economic environment, including changes to tax and benefits policy. Models of this type are very valuable for distinguishing the effects of policy changes on households with specific characteristics. For example at budget time we are used to statements like "A family with two young children will be better off, but a pensioner household worse off". 
Type Of Technology Software 
Year Produced 2013 
Impact Model used both at the NIESR, and third party institutions to explore the implications of policy counterfactuals. Other institutions that have used the model include HM Treasury, and the Joseph Rowntree Foundation. 
URL https://www.simdynamics.org
 
Description Analysing Behavioural Responses to Policy Change in Dynamic Decision Environments 
Form Of Engagement Activity Participation in an activity, workshop or similar
Part Of Official Scheme? No
Geographic Reach Local
Primary Audience Participants in your research and patient groups
Results and Impact Seminar outlining modelling work undertaken in the project

Feedback and information dissemination.
Year(s) Of Engagement Activity 2013
 
Description Modelling website 
Form Of Engagement Activity Engagement focused website, blog or social media channel
Part Of Official Scheme? No
Geographic Reach International
Primary Audience Professional Practitioners
Results and Impact Website designed to publicise the model framework developed as part of the project to as wide an audience as possible.
Year(s) Of Engagement Activity 2017
URL https://www.simdynamics.org
 
Description The Lifetime INcome Distributional Analysis model: LINDA 
Form Of Engagement Activity A formal working group, expert panel or dialogue
Part Of Official Scheme? No
Geographic Reach National
Primary Audience Policymakers/politicians
Results and Impact Modelling seminar for analysts in Whitehall.

Received positive feedback following the workshop.
Year(s) Of Engagement Activity 2014
 
Description The influence of decision making costs on the effectiveness of tax incentives to save 
Form Of Engagement Activity Participation in an activity, workshop or similar
Part Of Official Scheme? No
Geographic Reach National
Primary Audience Policymakers/politicians
Results and Impact Seminar to present results from the research to analysts at HM Revenue and Customs, Treasury, and other interested parties. Hosted by HM Revenue and Customs.

Increase awareness of the research undertaken, and promote its use in government
Year(s) Of Engagement Activity 2013
 
Description The influence of decision making costs on the effectiveness of tax incentives to save 
Form Of Engagement Activity A talk or presentation
Part Of Official Scheme? No
Geographic Reach National
Primary Audience Policymakers/politicians
Results and Impact Seminar presented to the New Zealand Treasury as part of a travelling fellowship to consider the feasibility of adapting the modelling framework developed under the project to the New Zealand context

Information dissemination of research activity
Year(s) Of Engagement Activity 2013
 
Description Using Dynamic Programming Methods to Evaluate Relative Risk Aversion on Cross-sectional Data 
Form Of Engagement Activity Participation in an activity, workshop or similar
Part Of Official Scheme? No
Geographic Reach National
Primary Audience Participants in your research and patient groups
Results and Impact Presentation of empirical results derived as part of the project to the Australian National University, Canberra

Ongoing email dialog with seminar participants.
Year(s) Of Engagement Activity 2013
 
Description Workshop in use of the LINDA model 
Form Of Engagement Activity Participation in an activity, workshop or similar
Part Of Official Scheme? No
Geographic Reach National
Primary Audience Policymakers/politicians
Results and Impact A half day training workshop for analysts from HM Treasury and Revenue and Customs, in use of the LINDA model that we have delivered to them. The workshop covered theoretical background, practical matters in use of the model, and analysis of simulation output.

Reports from HM Treasury that the model appears to be meeting or exceeding their expectations, and Treasury is now engaged in disseminating the research activity
Year(s) Of Engagement Activity 2014