E-cigarette directory laws, sales, and product availability from 3 early-adopting US states

A new study found that an Oakland law requiring cigarette prices to increase to a minimum of $8 per pack led to a 15-percent decrease in cigarette sales and a 25-percent decrease in lower-priced cigarettes. The policy may be particularly effective at curbing tobacco initiation among low-income individuals and youth.

New research from UC Riverside finds that group sales incentives are more effective for weak brands than individual incentives. Weaker brands with uncertain sales outcomes benefit from equal commissions among sales team members, whereas stronger brands perform better under individual incentives based on sales volumes.

The American College of Chest Physicians' CHEST Critical Care and CHEST Pulmonary journals have been indexed with the Directory of Open Access Journals (DOAJ), enhancing their open access content's accessibility and usage. The indexation is attributed to strong editorial boards led by Hayley Gershengorn and Matthew Miles.

A new consistency framework with adaptive synchronization is proposed to improve metadata operation performance and scalability. The framework decoupled directory from file metadata and uses different synchronization methods for directory trees and file metadata, enabling fine-grained tracking of access conflict status.

The Estuarine Management and Technologies journal has been accepted into the Directory of Open Access Journals, a key scientific index. The journal's recognition signifies its compliance with global standards of ethics, transparency, and quality.

A new analysis by UC Berkeley researchers found that 'red flag' laws significantly reduced firearm suicides in four states that implemented the laws. The study estimates that these laws prevented over 675 suicides between 2023 and 2024. Non-firearm suicide rates remained unchanged.