From a63405ca7c4d43a8f317a0d7028f7c4a5cd7be86 Mon Sep 17 00:00:00 2001
From: mantikoros <sgrugett@gmail.com>
Date: Thu, 6 Oct 2022 16:47:52 -0500
Subject: [PATCH] change dpm elasticity

---
 common/calculate-metrics.ts | 15 +++++++--------
 common/new-contract.ts      |  2 +-
 2 files changed, 8 insertions(+), 9 deletions(-)

diff --git a/common/calculate-metrics.ts b/common/calculate-metrics.ts
index 524dfadd..bf588345 100644
--- a/common/calculate-metrics.ts
+++ b/common/calculate-metrics.ts
@@ -1,11 +1,7 @@
 import { last, sortBy, sum, sumBy } from 'lodash'
 import { calculatePayout } from './calculate'
 import { Bet, LimitBet } from './bet'
-import {
-  Contract,
-  CPMMContract,
-  DPMContract,
-} from './contract'
+import { Contract, CPMMContract, DPMContract } from './contract'
 import { PortfolioMetrics, User } from './user'
 import { DAY_MS } from './util/time'
 import { getBinaryCpmmBetInfo, getNewMultiBetInfo } from './new-bet'
@@ -61,7 +57,7 @@ export const computeElasticity = (
 export const computeBinaryCpmmElasticity = (
   bets: Bet[],
   contract: CPMMContract,
-  betAmount = 50
+  betAmount: number
 ) => {
   const limitBets = bets
     .filter(
@@ -91,8 +87,11 @@ export const computeBinaryCpmmElasticity = (
   return resultYes - resultNo
 }
 
-export const computeDpmElasticity = (contract: DPMContract, betAmount = 50) => {
-  return getNewMultiBetInfo('', betAmount, contract).newBet.probAfter
+export const computeDpmElasticity = (
+  contract: DPMContract,
+  betAmount: number
+) => {
+  return getNewMultiBetInfo('', 2 * betAmount, contract).newBet.probAfter
 }
 
 const computeTotalPool = (userContracts: Contract[], startTime = 0) => {
diff --git a/common/new-contract.ts b/common/new-contract.ts
index 8ab44d2e..9a73e2ea 100644
--- a/common/new-contract.ts
+++ b/common/new-contract.ts
@@ -70,7 +70,7 @@ export function getNewContract(
     volume: 0,
     volume24Hours: 0,
     volume7Days: 0,
-    elasticity: propsByOutcomeType.mechanism === 'cpmm-1' ? 0.38 : 0.56,
+    elasticity: propsByOutcomeType.mechanism === 'cpmm-1' ? 0.38 : 0.75,
 
     collectedFees: {
       creatorFee: 0,