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Geography Optional 300+ Score Pack · Model answer

Correlate the price of land, vertical growth of cities and the growth of slums in large cities of India.

  • UPSC 2019
  • Settlements

William Alonso's bid-rent model has each user bidding for accessibility, so the winning bid at each distance traces a land-value gradient falling steeply from the centre, with secondary peaks at nodes.

You are reading the opening of the model answer. The full answer is part of the Geography Optional 300+ Score Pack.

What the full answer covers

  • Link 1 — accessibility sets the price of land
  • Link 2 — high price forces capital to substitute for land, and the cap blocks it
  • Link 3 — constrained floor space prices out the informal worker
  • Link 4 — the correlation inverts
  • Judgement — the cap explains the form, not the affordability

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