This Technical Document describes the steps to disaggregate an industry sector in an I-O table using Python. A disaggregation method that based on weight factors is used in this document. The calculation has three parts. The first part is to calculate the disaggregated input matrix DIM, which...

This study focuses on the measure of inter-regional trade of virtual water, defined as the freshwater consumed for producing traded goods and services, to explain the relationship between China’s regional virtual water and the increasing water demand. By using the multi-regional input-output...

Although the literature has provided steps in the right direction, conceptual shortcomings still exist in the cross-hauling adjustment methods that are currently being applied in the literature. This paper represents an attempt to 1) characterize the cross-hauling adjustment methods that exist...

This technical document describes how to set up a full Social Accounting Matrix from its own partition in a spreadsheet file. This is done using VBA code.

This technical document provides in a single document a template to follow when using spreadsheet Social Accounting Matrix data to drive a GAMS-based Computable General Equilibrium model.

The H-1B visa program is popular and controversial at the same time. It is supposed to serve U.S. interests by helping bring some of the most talented scientists and engineers (S&E) to this country. There is considerable dispute, however, whether the program is successful in this regard, or...

This resource document provides a method for streamlining the IMPLAN-GAMS SAM - CGE work flow. We present the step-by-step procedure for constructing a Social Accounting Matrix (SAM) in IMPLAN, reading the data into GAMS, saving the SAM in spreadsheet format to facilitate subsequent direct...

This report documents the development of state-level input-output models for Pennsylvania, West Virginia, and Oregon and the augmentation of the national input-output model that was developed previously for the project Valuing Domestically Produced Natural Gas and Oil . The state IO models were...

Scientific geography is one of the great traditions of contemporary geography. The scientific approach in geography, as elsewhere, invovles the precise definition of variables and theoretical relationships that can be shown to be logically consistent. the theories are judged on the clarity of...