The American Economist, Vol. 64, No. 1 (March 2019), pp. 45-59 (15 pages) Closed-system circular flow models have been ubiquitous in economics for at least half a century. Because these models account ...

The Dutch government has set itself some ambitious goals: the economy should be 50% circular by 2030 and fully circular by 2050. But how can we monitor the circularity of something as complex as the ...