Marginal

Marginal may refer to:
 * Marginal (album), the third album of the Belgian rock band Dead Man Ray, released in 2001
 * Marginal (manga)
 * El Marginal, Argentine TV series
 * Marginal seat or marginal constituency or marginal, in politics

Economics

 * Marginalism
 * Marginal analysis
 * Marginal concepts
 * Marginal cost
 * Marginal demand
 * Marginal product
 * Marginal product of labor
 * Marginal propensity to consume
 * Marginal rate of substitution
 * Marginal use
 * Marginal utility
 * Marginal rate

Other

 * Margin (disambiguation)
 * Marginalization
 * Marginal intra-industry trade, where the change in a country's exports are essentially of the same products as its change in imports
 * Marginal land, land that is of little value because of its unsuitability for growing crops and other uses
 * Marginal model, in hierarchical linear modeling
 * Marginal observables, in physics; see Renormalization group
 * Marginal person, in sociology; see Marginalization
 * Marginal plant, see Bog garden
 * Marginal probability or Marginal distribution, in probability theory
 * Marginal sea, commonly has two differing meanings
 * Marginal seat, a constituency held with a small majority in an election
 * Marginal sulcus, a portion of the cingulate sulcus of the brain
 * Marginal zone B-cell, noncirculating mature B cells that segregate anatomically into the marginal zone (MZ) of the spleen