Black market: useful goods only, player selling with price-dependent speed and taint

Co-Authored-By: Claude Sonnet 5.5 <noreply@anthropic.com>

src/Decentralized.Domain/Tuning.cs

@@ -99,7 +99,13 @@ namespace Decentralized.Domain
         public const double BmHoneypotBase = 0.01, BmHoneypotPerSecRep = 0.0004, BmHoneypotMax = 0.06, BmControlled = 0.35, BmSellerBust = 0.008;
         public const int BmHoneypotDays = 6, BmTrapDelay = 4;
         /// <summary>货架上除违禁品外的两类货：高科技物品（需中档声望）和显卡的出现概率、加价（在现货溢价 / 订单价之外再加），显卡里夹假卡的比例。</summary>
-        public const double BmTechChance = 0.15, BmGpuChance = 0.20, BmTechMarkup = 0.5, BmGpuMarkup = 0.2, BmGpuFake = 0.20;
+        public const double BmTechChance = 0.30, BmGpuChance = 0.30, BmTechMarkup = 0.5, BmGpuMarkup = 0.2, BmGpuFake = 0.20;
+        /// <summary>玩家上架出售：标价倍率范围（相对参考价）、上架费、成交抽成、成交后货款托管天数、假卡被买家看穿的概率；
+        /// 倍率 ≤0.9 / 1.0 / 1.8 时的期望成交天数（之间插值）；货款带污点的概率与比例随倍率从下限涨到上限；卖家好评的初始值、看穿一次扣的点数。</summary>
+        public const double BmListFee = 0.05, BmCommission = 0.08, BmSellMin = 0.6, BmSellMax = 1.8, BmFakeDetect = 0.5;
+        public const double BmSellDaysFast = 1, BmSellDays1 = 2, BmSellDaysMax = 14;
+        public const double BmSaleTaintChanceMin = 0.2, BmSaleTaintChanceMax = 0.9, BmSaleTaintRatioMin = 0.2, BmSaleTaintRatioMax = 0.8;
+        public const int BmSaleHold = 3, BmRatingStart = 90, BmRatingFakeLoss = 10;
         /// <summary>黑市人脉升级的价格。</summary>
         public const int BmUnlockPrice = 1500;
         /// <summary>单个金融违规事件记入的罪证上限。</summary>