NRF Statement on U.S.-China Tariffs Agreement, May 12, 2025.

3. National Retail Federation / Hackett Associates, Import Cargo Levels to See First Year-Over-Year Drop Since 2023 as Impact of Tariffs Increases, May 9, 2025.

4. Reuters, Retailers rush to save US summer shopping season, May 15, 2025.

5. Reuters, US freight industry hopes for back-to-school demand boost after tariff truce, May 16, 2025.