Conveners
CONTRIBUTED Finance, Business and Consulting
- John Tyssedal (NTNU)
In 2016, the ASA published their now famous statement on the use & misuse of p-values. In the same year, I started working with CL:AIRE (who represent the UK land contamination & remediation industry) to update their statistical guidance "Comparing soil contamination data with a critical concentration". CL:AIRE's older guidance used 1-way hypothesis testing that ran into many of the...
The problem of allocation of large portfolios requires modeling joint distributions, for which the copula machinery is most convenient. While currently copula-based settings are used for a few hundred variables, we explore and promote the possibility of employing dimension-reduction tools to handle the problem in ultra-high dimensions, up to thousands of variables that use up to 30 times...
This paper studies the willingness of small and medium-sized companies (SMEs) in the European Union (EU) to undertake Circular Economy (CE) practices. The dataset comes from a survey involving more than 10,000 SMEs in the EU. This hierarchical dataset – companies within countries – was analyzed using a multilevel factor model that takes the heterogeneity between countries into account....