Threshold 21 (T21) is designed to support comprehensive, integrated planning and is a valuable quantitative tool for policy testing, monitoring, and evaluating results. Once a country identifies …

Threshold 21 (T21) integrates economic, social, environmental, and resources sectors in a single national sustainable development model, which provides national planners with an analytical …

2015年10月2日 · Threshold 21 (T21) is a dynamic simulation tool designed to support comprehensive, integrated long-term national development planning by comparing different …

2020年3月1日 · In its business-as-usual simulation to 2050, T21 China 2050 reveals some of the sustainability challenges facing China, including 1) aging population and labor force decline, 2) …

Threshold 21 (T21) is a System Dynamics based model designed to support national development planning. T21 is structured to analyze medium-long term development issues at …

The Threshold 21 (T21) simulation model supports such an approach (UNEP, 2014). T21 is an integrated and dynamic planning tool that enables transparent cross-sectoral analyses of the...

The T21 modelg isprecise not for predictions makin of tool for exploring alternative policy policies that may improve conditions in s a asystem collection of individual sectors. T21 Core is the …

T21: Analytic Support for Comprehensive, Integrated Planning ing, monitoring, and evaluating results. Once a country identifies its vision, and key goals are determined, T21 generates …

To help support the decision making of regional and national leaders and bring a wide variety of stakeholders from all member states into policy debates, the ECOWAS T21 model was …

What is T21 for? The model was originally built for serving three purposes: Studying mid-long term development issues Testing alternative policies Enhancing learning about system