What political economy approach for the 21st century?

In my latest open access article Confronting Multiple Global Crises: a political economy approach for the 21^st century, published in the journal Globalizations, I discuss the essential features of a political economy approach, which facilitates the conceptualisation of the internal relations between the current, multiple global crises including a crisis of global capitalism, a crisis of global labour relations, a crisis of global gender relations, a crisis of global race relations and a crisis of global ecology.