Category Nuances for foreign_exchange:

• important,
• typical,
• otc,
• secondary,
• financial,
• relevant,
• ancillary,
• sensitive,
• liquid,
• criminal,
• direct,
• diverse,
• underlying,
• foreign,
• related,
• real,
• innovative,

Simple Categories for foreign_exchange:

• activity,
• procedure,
• market,
• trade,
• control,
• business,