Why do women continue to smoke in pregnancy?

Why do hospital costs continue to increase?

Why Do Hospital Costs Continue To Increase?

Why Do Dancers Smoke

The discount rate is a key determinant of investments in human capital and occupational choice. Individuals who are less future oriented – i.e. have a higher discount rate – are less likely to invest in human capital and hence more likely to select into careers with lower and flatter earnings profiles. Since an individual’s discount rate is unobservable, we use smoking behavior as a proxy to st...

Why do surgeons continue to perform unnecessary surgery?

Patient safety in surgery has historically suffered from a lack of physician-driven initiatives aimed at recognizing, preventing and mitigating medical errors and surgical complications [1]. In spite of a multiplicity of global patient safety initiatives, mandatory safety protocols and the introduction of surgical safety checklists, we continue to fall short of protecting our patients from prev...

Why Do We Continue to Burn so Much Coal?

Several sugar mills in southern Africa have adverse fuel balances for various reasons, and end up burning enormous amounts of coal. Some of the reasons for this are discussed, and two in particular are analysed in detail: time efficiency and imbibition. The variables that are directly related to the energy efficiency of a sugar mill are listed and their relative effects are discussed. The effec...