The extent of tax compliance has important implications for revenue yield, efficiency and the fairness of any tax system. Tax evasion undermines revenue collection, distorts competition, and undermines a country's development prospects. In this paper, we investigate whether higher productivity...

Over the past seven years, the DIG and DIGNAR models have complemented the IMF and World Bank debt sustainability framework (DSF) analysis, over 65 country applications. They have provided useful insights in the context of program and surveillance work, based on qualitative and quantitative...

Resilience to climate change and natural disasters hinges on two fundamental elements: financial protection -insurance and self-insurance- and structural protection -investment in adaptation. Using a dynamic general equilibrium model calibrated to the St. Lucia's economy, this paper shows that...

The level and trend in cash use in a country will influence the demand for central bank digital currency (CBDC). While access to digital currency will be more convenient than traveling to an ATM, it only makes CBDC like a bank debit card-not better. Demand for digital currency will thus be weak...

This paper develops a dynamic general equilibrium model to assess the effects oftemporary business tax cuts. First, the analysis extends the Ricardian equivalence result toan environment with production and establishes that a temporary tax cut financed by afuture tax-increase has no real effect...

Structural transformation has resulted in an increasing share of services in aggregate value-added in advanced and developing countries across the world. We analyze the impact of this shift into services on countries' efficiency in collecting the value-added tax (VAT). The analysis is based on...

A New Keynesian model with government production, public compensation, and unemployment is fit to U.S. data to study the macroeconomic and fiscal effects of public wage reductions. We find that accounting for the type of government spending is crucial for its macroeconomic implications. Although...

This paper assesses the optimal setting of fiscal spending and foreign exchange rate intervention policies in response to volatile foreign aid, in a small open economy model that incorporates typical features of low-income countries. Within a class of policy rules, it jointly considers the...

This paper argues that oil revenue management and public investment in Congo are vulnerable to corruption as a result of limited transparency and accountability. Corruption has potentially contributed to poor macro-fiscal outcomes. The paper acknowledges the authorities' anti-corruption efforts...

Presumptive income taxes in the form of a tax on turnover for SMEs are pervasive as a way to reduce the costs of compliance and administration. We analyze a model where entrepreneurs allocate labor to the formal and informal sectors. Formal sector income is subjected either to a corporate income...