You're twisting the argument when you reduce a complex issue to personal jealousy.
A month-long investigation isn't always enough to understand such a complex issue.
For the second generation, identity can be a complex issue.
He realized the importance of tribal knowledge while trying to solve a complex issue.
As you were saying earlier, it is a complex issue.
The scientific committee is going to examine a complex issue related to climate change.
However, this is a very simplified summary of a complex issue.
There is no question that this is a complex issue.
Measuring the carbon footprint of a portfolio is a complex issue.
The report is interesting, providing good insight into a complex issue.
Le rapport est intéressant et permet de mieux appréhender une question complexe.
Switching from one business model to another is a complex issue.
Le passage d'un modèle économique à un autre est complexe.
The various answers given underline that this is a complex issue.
What we have said is that this is a complex issue.
Nous avons dit qu'il s'agit d'une question complexe.