PREFINAL DRAFT: Kirby, S. (2000). Syntax without natural selection ...

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http://www.ling.ed.ac.uk/˜ simon. PREFINAL DRAFT: Kirby, S. (2000). Syntax without natural selection: How compositional
PREFINAL DRAFT: Kirby, S. (2000). Syntax without natural selection: How compositionality emerges from vocabulary in a population of learners. In Knight, C., editor, The Evolutionary Emergence of Language: Social Function and the Origins of Linguistic Form, pages 303–323. Cambridge University Press.

http://www.ling.ed.ac.uk/˜ simon

Observable

on Producti

Le arn ing

Behavior

New Individual Population

Death

100

Number of Meanings/Size of Grammar

80

60

Size of Grammar

40

Meanings

20

0 0

50

100

150

200 250 300 Time (new individuals x 10)

350

400

450

500