Purchasing power parities (PPPs) are primarily used to convert economies’ national accounts expenditures on GDP and its components into a common currency. PPPs control for differences in price levels ...

The USDA-NRCS has created the Web Soil Survey (WSS) as a clearance house for soil survey data from the Soil Survey Geographic Database (SSURGO). Currently, there are data available for almost all ...

During World War II, the governments of the United States and the United Kingdom approached the largest U.S. chemical and pharmaceutical companies to enlist them in the race to mass produce penicillin ...

Co-chair, MFA Design Department, School of Visual Arts; co-founder, MFA Design Criticism, MPS Branding, MFA Interaction Design, MFA Products of Design programs, School of Visual Arts; art director, Op ...