Ekonomi adalah bidang studi yang membahas topik tren kekayaan, perbankan, keuangan, pembeli dan distributor, resesi dan banyak lagi. Subjek ini berkaitan dengan produksi dan konsumsi barang dan jasa karena berhubungan dengan individu, bisnis dan negara.

A certificate is proof of qualification of a certain set of skills. Students who obtain a certificate have completed educational requirements and tests. Through completion, they become ready to pursue a degree or diploma, or to head into the professional world in their field of expertise.