<p><strong>Aim:</strong> This thesis documents four interrelated studies, which seek to understand the impact tobacco control policies have had on patterns of smoking in Ireland.</p>
<p><strong>Methods:</strong> Study 1 critically compares four tobacco use surveys in Ireland: SLAN, OTC, EURO, and FAST, and examines trends in smoking prevalence and social inequalities in smoking between 1990 and 2011. Study 2 re-contacts young adult respondents to SLAN 2007 (age 20-39 years, n = 1039; 83% response rate) to complete structured telephone interviews three years later. This study examines factors associated with continuity and change in smoking, and cessation related outcomes (quit intentions, quit attempts and nicotine dependence). Study 3 uses the same young adult follow-up data to examine responses to a recent large tax increase and estimates factors associated with compensatory behaviour. Lastly, Study 4 employed IrelandSS - an adapted versio...