The IMF Just Challenged Global Tobacco Control Orthodoxy

https://www.imf.org/en/publications/fandd/issues/2026/03/taxing-harmful-habits-christoph-rosenberg

The International Monetary Fund recently published an article discussing how governments should tax harmful products such as tobacco, alcohol and sugary drinks. The central argument is that taxes should reflect the level of harm caused by different products. In other words, the more harmful a product is, the higher the tax should be. This approach is presented as a way to encourage people to move toward less harmful alternatives while still allowing governments to collect revenue.

In the case of nicotine products, the article acknowledges something that has become increasingly clear in the scientific literature: not all nicotine products carry the same risks. Combustible cigarettes expose users to thousands of toxic chemicals created through burning tobacco, which is why they are responsible for the overwhelming majority of tobacco-related disease and death. By contrast, alternatives such as e-cigarettes, heated tobacco products and nicotine pouches do not involve combustion and therefore expose users to far fewer toxic substances.

Because of this difference in risk, the article suggests that these alternatives should generally be taxed at lower rates than cigarettes. The reasoning is straightforward. If smokers face a financial incentive to switch to products that are less harmful, many of them may choose to do so. From a public health perspective, that shift could reduce disease while also maintaining tax revenue for governments.

The IMF article also acknowledges an important economic reality that is often overlooked in policy discussions. When taxes on products become extremely high, consumers do not always respond by quitting. Instead, they may turn to untaxed or illegal alternatives. This creates black markets, encourages smuggling and ultimately undermines both public health objectives and government revenue.

The authors note that tax systems need to take these behavioural responses into account. If price differences between countries or between legal and illegal products become too large, illicit trade becomes highly profitable. At that point enforcement alone may struggle to contain the market because the economic incentives driving it remain extremely strong.

The article points to the example of New Zealand, where large tax increases on cigarettes were accompanied by the growing availability of lower-risk nicotine products such as vaping. As cigarette prices rose, many smokers shifted toward these alternatives and smoking rates declined significantly. The implication is that taxation can help shape consumer behaviour, but only when the policy environment allows less harmful substitutes to remain accessible and affordable.

This perspective sits uneasily alongside the position often taken by the World Health Organization. The WHO has generally promoted strong restrictions on nicotine products and has frequently expressed deep concern about the rise of vaping and other alternatives. In many cases, the organisation has encouraged countries to regulate or even ban these products rather than integrate them into tobacco harm reduction strategies.

The IMF article, by contrast, explicitly recognises the concept of a risk continuum among nicotine products. Cigarettes are the most harmful, while non-combustible alternatives appear to carry substantially lower risks. From an economic perspective, the logical policy response is to tax products in proportion to their harm and create incentives for smokers to move away from the most dangerous forms of nicotine consumption.

Another important difference is the IMF’s acknowledgement of the limits of taxation. While higher taxes can reduce consumption, pushing prices too far can produce unintended consequences such as smuggling and illicit trade. This is a well-established principle in economics, yet it is not always reflected in tobacco control strategies that rely heavily on continually increasing excise taxes.

By recognising both the relative risks of different products and the behavioural responses of consumers, the IMF article presents a more pragmatic view of how taxation can influence public health outcomes. Rather than treating all nicotine products as essentially the same, it suggests that policies should reflect real differences in risk and the economic incentives that shape consumer choices.

In doing so, the analysis implicitly challenges approaches that treat nicotine policy primarily as a prohibition or suppression problem. Instead, it frames the issue as one of managing incentives within a market where demand for nicotine clearly exists. This perspective highlights a growing divide between economic policy thinking and the more precautionary stance often taken in global tobacco control discussions.