The housing market is both large and complex. This paper develops a simple model that captures the essential features of the supply and demand for housing, and which is used to evaluate the impact of a range of policy interventions. Increases in the stock of housing would reduce rents and house...

This working paper provides further detail on the modelling behind Challenges and Choices – New Zealand's Long-Term Fiscal Statement, published on 29 October 2009. Building on the first Statement of 2006, we construct two main fiscal scenarios over a 40- year horizon. The historic trends...

Health status is an important element in the decision to continue working or retire among older workers. Given the demographic projections for the next four decades, there will be increasing opportunities for older workers to remain in the workforce. However, an individual's decision is likely...

This paper analyses the relationship between net wealth and health using Waves 1 to 3 of the Survey of Family, Income and Employment (SoFIE). The results show that lower net wealth is associated with worse health over a range of differing measures of health. The paper acknowledges but does not...

KiwiSaver is a voluntary savings scheme aimed at increasing the retirement wealth of a target population. A critical element shaping the success of KiwiSaver is the extent to which individuals participate in the scheme, given its voluntary nature; and, having chosen to participate, the extent to...

Increasing life expectancies and uncertainty about future retirement incomes are likely to lead to various changes in behaviour. As expectations are revised, one potentially important adjustment mechanism is in labour force participation rates. There is already evidence these are rising for...

Estimates of marginal tax rates (MTRs) faced by individual economic agents, and for various ggregates of taxpayers, are important for economists testing behavioural responses to changes in those tax rates. This paper reports estimates of a number of personal marginal income tax rate measures for...

This paper reviews the flow approach (income less consumption) to measuring saving and the associated trends in sectoral saving rates for New Zealand, as derived from the national accounts. It also presents estimates for the household sector, of the stock measure of savings (changes in net...

This paper presents stochastic projections for 13 categories of social spending in New Zealand over the period 2011-2061. These projections are based on detailed demographic estimates covering fertility, migration and mortality disaggregated by single year of age and gender. Distributional...

Effective marginal tax rates (EMTRs) can be very different from the statutory rate and vary across firms, reflecting such factors as the extent and nature of taxable deductions (losses, depreciation), asset and ownership structures, and debt/equity financing. We estimate firm-specific EMTRs and...