Miracle on the Han River brief compared to other countries who experienced similar situations. Chaebol refers to corporate groups in South Korea, mainly run by families, that exercise monopolist or oligopolist control over product lines and industries. They can be compared with conglomerates of the United States and the Zaibatsu of Japan. Sometimes the Korean military itself is considered a chaebol. During the industrialization period of South Korea, President Park Chung-hee supported the rise of chaebol groups, facilitating the growth of these groups in order to trigger economic growth. Inside the operations of chaebol groups, there are many branches that family members control and operate.
Owned-and-operated station are examples of transactions involving O&Os: Owned-and-operated station In the broadcasting industry, an owned-and-operated station (frequently abbreviated as O&O) usually refers to a television or radio station that is owned by the network with which it is associated. This distinguishes such a station from an affiliate, which is independently owned and carries network programming by contract. The concept of an O&O is clearly defined in the United States and Canada (and to some extent, several other countries such as the United Kingdom, Australia, Brazil, Argentina, Chile and Japan), where network-owned stations had historically been the exception rather than the rule.