Structure and influence in a global capital–ownership network

Applied Network Science

Table 4 Most frequent sectors in top k-cores (992 entities)

Sector	Number
Activities of holding companies	314
Buying and selling of own real estate	84
Other monetary intermediation	64
Rental and operating of own or leased real estate	53
Activities of head offices	46
Other activities auxiliary to financial services, except insurance and pension funding	42
Trusts, funds and similar financial entities	37
Unknown	36
Activities of other membership organisations n.e.c.	36
Publishing of directories and mailing lists	35
Other financial service activities, except insurance and pension funding n.e.c.	32
Sea and coastal freight water transport	25
Real estate agencies	16
Business and other management consultancy activities	16
Precious metals production	15
Other business support service activities n.e.c.	14
Other credit granting	13
Mining of coal and lignite	12
Publishing of journals and periodicals	11
Mining of other non-ferrous metal ores	11
Security and commodity contracts brokerage	11
Fund management activities	10
Other professional, scientific and technical activities n.e.c.	10
Retail sale in non-specialised stores with food, beverages or tobacco predominating	10