Effects of Tax Proposals and Cigarette Availability on Tobacco Purchasing

BEHAVIORAL

Harm Reduction Tax - Normal Nicotine Cigarettes Available

In the Harm Reduction Tax Condition, tobacco products in the Experimental Tobacco Marketplace are placed into three tax tiers: high-, medium-, and no-tax. All combustible products with high abuse liability are placed in the high-tax tier. All non-combustible products or combustible products with low abuse liability are placed in the medium-tax tier. Nicotine Replacement Therapy products are placed in the no-tax tier. The participant's preferred normal-nicotine content cigarettes are available in the marketplace. Participants complete two trials with all products offered at market price, and five trials with prices for each product increasing proportionally to tax tier.

BEHAVIORAL

Harm Reduction Tax - Normal Nicotine Cigarettes Not Available

In the Harm Reduction Tax Condition, tobacco products in the Experimental Tobacco Marketplace are placed into three tax tiers: high-, medium-, and no-tax. All combustible products with high abuse liability are placed in the high-tax tier. All non-combustible products or combustible products with low abuse liability are placed in the medium-tax tier. Nicotine Replacement Therapy products are placed in the no-tax tier. The participant's preferred normal-nicotine content cigarettes are NOT available in the marketplace. Participants complete two trials with all products offered at market price, and five trials with prices for each product increasing proportionally to tax tier.

BEHAVIORAL

Modified Risk Tobacco Product Tax - Normal Nicotine Cigarettes Available

In the Modified Risk Tobacco Products tax condition, tobacco products in the Experimental Tobacco Marketplace are placed into three tax tiers: high-, medium-, and no-tax. In this condition, all non-MRTP tobacco products are placed in the high-tax tier, MRTPs are placed in the medium-tax tier, and Nicotine Replacement Therapy products are placed in the no-tax tier. The participant's preferred normal-nicotine content cigarettes are available in the marketplace. Participants complete two trials with all products offered at market price, and five trials with prices for each product increasing proportionally to tax tier.

BEHAVIORAL

Modified Risk Tobacco Product Tax - Normal Nicotine Cigarettes Not Available

In the Modified Risk Tobacco Products tax condition, tobacco products in the Experimental Tobacco Marketplace are placed into three tax tiers: high-, medium-, and no-tax. In this condition, all non-MRTP tobacco products are placed in the high-tax tier, MRTPs are placed in the medium-tax tier, and Nicotine Replacement Therapy products are placed in the no-tax tier. The participant's preferred normal-nicotine content cigarettes are NOT available in the marketplace. Participants complete two trials with all products offered at market price, and five trials with prices for each product increasing proportionally to tax tier.

BEHAVIORAL

Nicotine Content Tax - Normal Nicotine Cigarettes Available

In the Nicotine-Content Tax Condition, products in the Experimental Tobacco Marketplace are placed into three tax tiers: high-, medium-, and no-tax. In this condition, products with greater than 3 mg nicotine per single unit are placed in the high-tax tier, products with 0.6-3.0 mg/unit in the medium-tax tier, and those with 0.5 mg/unit or less in the no-tax tier. The participant's preferred normal-nicotine content cigarettes are available in the marketplace. Participants complete two trials with all products offered at market price, and five trials with prices for each product increasing proportionally to tax tier.

BEHAVIORAL

Nicotine Content Tax - Normal Nicotine Cigarettes Not Available

In the Nicotine-Content Tax Condition, products in the Experimental Tobacco Marketplace are placed into three tax tiers: high-, medium-, and no-tax. In this condition, products with greater than 3 mg nicotine per single unit are placed in the high-tax tier, products with 0.6-3.0 mg/unit in the medium-tax tier, and those with 0.5 mg/unit or less in the no-tax tier. The participant's preferred normal-nicotine content cigarettes are NOT available in the marketplace. Participants complete two trials with all products offered at market price, and five trials with prices for each product increasing proportionally to tax tier.

BEHAVIORAL

Tobacco Parity Tax - Normal Nicotine Cigarettes Available

In the Tobacco Parity Tax condition, tobacco products in the Experimental Tobacco Marketplace are placed into three tax tiers: high-, medium-, and no-tax. In this condition, all tobacco products are placed in the high-tax tier while products that do not contain tobacco (e.g., herbal cigarettes and nicotine-free ENDS) are placed in the medium-tax tier. Nicotine Replacement Therapy products are placed in the no-tax tier. The participant's preferred normal-nicotine content cigarettes are available in the marketplace. Participants complete two trials with all products offered at market price, and five trials with prices for each product increasing proportionally to tax tier.

BEHAVIORAL

Tobacco Parity Tax - Normal Nicotine Cigarettes Not Available

In the Tobacco Parity Tax condition, tobacco products in the Experimental Tobacco Marketplace are placed into three tax tiers: high-, medium-, and no-tax. In this condition, all tobacco products are placed in the high-tax tier while products that do not contain tobacco (e.g., herbal cigarettes and nicotine-free ENDS) are placed in the medium-tax tier. Nicotine Replacement Therapy products are placed in the no-tax tier. The participant's preferred normal-nicotine content cigarettes are NOT available in the marketplace. Participants complete two trials with all products offered at market price, and five trials with prices for each product increasing proportionally to tax tier.

Percent of Budget Allocated to Products from each Tax Tier

Time frame: Day 1

The investigators will measure the percent of each participant's study budget spent on products from each of the three tax tiers (high-, medium, and no-tax).

What is a clinical trial?

A clinical trial is a research study that tests new medical treatments, drugs, devices, or procedures to determine their safety and effectiveness. Trials are carefully designed and monitored to protect participants while advancing medical knowledge.

Is it safe to participate?

Clinical trials follow strict safety guidelines and ethical standards. Trials must be reviewed and approved, and participants are closely monitored by medical professionals throughout the study. You can withdraw at any time if you choose.

Will I be compensated?

Many clinical trials offer compensation for your time, travel expenses, and inconvenience. The specific compensation varies by study and will be discussed during the screening process. All study-related medical care is typically provided at no cost to participants.

Will I receive a placebo instead of treatment?

When effective treatment exists, participants typically receive either the standard treatment plus the study intervention, or the standard treatment plus placebo. You would not be denied effective care. Placebos are primarily used when no proven treatment is available, or in addition to standard care. Your trial consent form will clearly explain what treatments you may receive.

Can I leave a trial if I change my mind?

Absolutely. Participation in clinical trials is completely voluntary. You have the right to withdraw from the study at any time, for any reason, without penalty or loss of benefits to which you are otherwise entitled.

How long does a clinical trial last?

Trial duration varies widely depending on the study design and purpose. Some trials last just a few weeks, while others may continue for months or years. The study coordinator will provide specific timeline information during your screening call.