Publications by authors named "Riffat Shaheen"

Innovation in green technology is an efficient approach to reducing carbon emissions and achieving energy conservation, which is essential for fostering sustainable and green economic development. Even though the development of eco-friendly technologies is accelerating, the grasp of how political ties affect firms' adoption of green technologies remains hazy. This paper examines the effect of a firm's total political embeddedness (government ownership and political connections) along with the influencing mechanisms by employing a panel fixed effect regression approach on a dataset of Chinese A-share enterprises operating in pollution-intensive industries spanning 2012 to 2021.

View Article and Find Full Text PDF

This study intends to examine the effect of CEO succession with gender change from male to female (i.e., female CEO succession) on corporate social responsibility (CSR) reporting.

View Article and Find Full Text PDF

This study departs from existing work on board gender diversity (BGD) and corporate social responsibility (CSR) reporting by analyzing and explaining the mechanism by which gender-diverse boards in politically embedded firms (PEFs) affect firms' CSR reporting choices in a unique institutional setting of Chinese listed firms from 2010 to 2018. The following main results are obtained. First, having female directors and executives with political connections (PCs) on corporate boards improves the CSR reporting of firms.

View Article and Find Full Text PDF

Objective: To determine the association and correlation between morphologic features of breast cancer on gray scale ultrasound, and vascularity patterns and indices on color and spectral Doppler ultrasound.

Study Design: Cross-sectional, analytical study.

Place And Duration Of Study: Department of Radiology, Dow University of Health Sciences and Civil Hospital, Karachi, from August 2006 to June 2007.

View Article and Find Full Text PDF

Objective: To determine the frequency, level and flow patterns of lower limb arterial insufficiency in diabetic patients on Doppler ultrasound study.

Study Design: Cross-sectional study.

Place And Duration Of Study: Radiology Department, Civil Hospital, Karachi, from February 2007 to September 2008.

View Article and Find Full Text PDF

Soil and water contaminated with arsenic (As) pose a major environmental and human health problem in Bangladesh. Phytoremediation, a plant-based technology, may provide an economically viable solution for remediating the As-polluted sites. The use of indigenous plants with a high tolerance and accumulation capacity for As may be a very convenient approach for phytoremediation.

View Article and Find Full Text PDF

Objective: To compare the sonographic features of gallbladder in symptomatic calculous cholecystitis and cirrhosis with silent cholelithiasis.

Design: Cross-sectional, observational study.

Duration: From October 2003 to May 2005.

View Article and Find Full Text PDF

Objective: To assess the frequency of genital tuberculosis in infertile women, its clinical presentation and association with socio-economic status and geographical latitude and to compare various modes of diagnosis and efficacy of therapy.

Methods: This cross-sectional study was carried out in the Gynaecology and Obstetric Department (Unit Ill), Federal Government Services Hospital, Islamabad for a period of two years, from January 1, 2001 to December 31, 2003. A protocol for fertility work-up included complete history, examination, monitoring of ovulation and assessment of male factor.

View Article and Find Full Text PDF