1 Subjects: “...marine economy...”

2 Subjects: “...circular economy...”

3 Subjects: “...Development economics and emerging economies / bicssc...”

4 Subjects: “...economy...”

5 Subjects: “..., art and politics, European trade, West African trade, American maritime trade, world economy...”

6 Subjects: “...digital economy...”

7 Subjects: “...,Basel,Gold,Internal migration,Decision-making,Political economy of policymaking,Future of Work,Flight...”

8 Subjects: “...tourism economy...”

9 Subjects: “... economics and emerging economies...”

10 Subjects: “...hydrogen economy...”

11 “... global circular economy. Thus, this work firstly classifies biopolymers obtained from natural resources...”