gls

GLS is an acronym that can refer to a number of different organizations, concepts, or entities. Notable uses include a parcel delivery network in Europe, a statistical estimation method, and a German cooperative bank. The meaning is usually determined by context.

General Logistics Systems (GLS) is a European parcel service network that handles business-to-business and business-to-consumer shipments in Europe and North America. It operates through a group of national subsidiaries and affiliated couriers and provides standard, express, and e-commerce services. GLS is owned by the Royal Mail Group and operates in numerous European countries.

Generalized least squares (GLS) is a statistical estimation technique that extends ordinary least squares (OLS) to accommodate correlation and non-constant variance in the error terms. It requires modeling the form of the error covariance matrix, allowing unbiased and efficient parameter estimates when standard OLS assumptions fail. It is widely used in econometrics, biostatistics, and other quantitative fields.

GLS Bank is a German cooperative bank focusing on ethical and sustainable finance. It supports social and ecological projects and emphasizes transparency, client involvement, and community orientation. The bank operates as part of the GLS Group, which includes other ethical financial services.

Other uses and context: The GLS acronym appears in multiple domains, and its meaning depends on industry and region; examples include localized company names, educational programs, or technical terms. When encountering GLS, identifying the surrounding context helps determine the specific reference.