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  "model": "rate_leak_montecarlo v1",
  "seed": 20260622,
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  "years": 10,
  "households": 6700,
  "base_bill_mo": 80.0,
  "pi_fail": 0.15,
  "upgrade_full": 1180000,
  "upgrade_one": 118000,
  "p_benefit_gt_full_upgrade": 0.851,
  "p_benefit_gt_one_tower": 0.851,
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  "benefit_M": {
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      1.587,
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      3.173,
      3.702,
      4.231,
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      5.817,
      6.346,
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    {
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}