This thesis focuses on two statistical problems related to credit scoring. In credit scoring of individuals, two classes are distinguished, namely low and high risk individuals (the so-called "good" and "bad" risk classes). Firstly, we suggest a measure which may be used to study the nature of a...

The estimation of standard errors is essential to statistical inference. Statistical variability is inherent within data, but is usually of secondary interest; still, some options exist to deal with this variability. One approach is to carefully model the covariance structure. Another approach...

The paper provides new empirical evidence on the relationship between environmental efficiency and labour productivity using industry level data. We first provide a critical and extensive discussion around the interconnected issues of environmental efficiency and performance, firm performances...

The economic perspective of agricultural sustainability involves the optimisation of monetary gains for farming businesses. These monetary objectives tend to drive farming businesses to conduct a production practice that is harmful to the environment and the sustained functioning of the...

An examination of Information Security (IS) and Information Security Management (ISM) research in Saudi Arabia has shown the need for more rigorous studies focusing on the implementation and adoption processes involved with IS culture and practices. Overall, there is a lack of academic and...

An examination of Information Security (IS) and Information Security Management (ISM) research in Saudi Arabia has shown the need for more rigorous studies focusing on the implementation and adoption processes involved with IS culture and practices. Overall, there is a lack of academic and...

Would the outcome of a Global multinational organizations decision be the same if the same decision were to be made in different countries throughout the world? Within the same organization, we propose that national cultural differences can influence decision making in different countries and...

Research has shown that informal mentoring relationships benefit the protégé, mentor and employing organisation. As such they have been of interest to public accounting firms. The functioning of these relationships in Big Eight/Big Five accounting firms has been investigated in the USA and...

This study investigates empirically the psychological contract of a sample of 205 Hong Kong junior and senior managers. It determines the perceptions of factors that employers and employees see as relevant to the employment relationship, and then analyses perceptions of and attitudes towards...

PurposeThis research is to investigate the effect of national culture on service provision. Hence, the researcher aims Firstly to investigate the differences in national culture between any two different countries share some attributes like language, religion or geographic location. Secondly, it...