Category Nuances for market_study:

• relevant,
• special,
• specialized,
• essential,
• old,
• confidential,
• promotional,
• economic,
• subjective,
• indirect,
• administrative,
• offer,

Simple Categories for market_study:

• literature,
• service,
• analysis,
• study,
• place,
• activity,
• item,
• document,
• source,