Klei - Lasc
- Klein
- Klein, Melanie
- Klein, Viola
- Kluckhohn
- Kluckhohn, Clyde
- knowledge
- knowledge, sociology of
- Kollontai, Alexandra
- Kondratieff cycles
- Kroeber, Alfred Lewis
- Kuhn
- Kuhn, Manford
- kula ring
- Kuznets cycle
- labelling
- labels
- labour
- labour aristocracy
- Labour Market Segmentation
- labour movement
- labour process
- labour relations
- labour theory of value
- labour union
- labour, decomposition of
- labour, division of
- labour-force participation rate
- labour-market
- labour-market flexibility
- labour-market segmentation
- labour-power
- Lacan
- Lacan, Jacques
- Laing
- Laing, R. D.
- laissez-faire
- laissez-faire economics
- language
- Language
- langue and parole
