diff --git a/src/market/index.ts b/src/market/index.ts
index 5939b8c..7af412b 100644
--- a/src/market/index.ts
+++ b/src/market/index.ts
@@ -1,3 +1,4 @@
+export * from './tax';
export * from './type';
export * from './MarketOrderHistory';
diff --git a/src/market/scan/ScanResultTable.vue b/src/market/scan/ScanResultTable.vue
index 33889d9..ccf1fb1 100644
--- a/src/market/scan/ScanResultTable.vue
+++ b/src/market/scan/ScanResultTable.vue
@@ -1,6 +1,6 @@
+
+
+
+ Broker Fee:
+
+
+
+ SCC:
+
+
+
+
+
\ No newline at end of file
diff --git a/src/market/tax/index.ts b/src/market/tax/index.ts
new file mode 100644
index 0000000..e2b8eab
--- /dev/null
+++ b/src/market/tax/index.ts
@@ -0,0 +1,4 @@
+export * from './tax';
+
+export { default as TaxInput } from './TaxInput.vue';
+
diff --git a/src/market/tax/tax.ts b/src/market/tax/tax.ts
new file mode 100644
index 0000000..4942feb
--- /dev/null
+++ b/src/market/tax/tax.ts
@@ -0,0 +1,12 @@
+import { useLocalStorage } from "@vueuse/core";
+import { defineStore } from "pinia";
+
+export const useMarketTaxStore = defineStore("marketTax", () => {
+ const brokerFee = useLocalStorage("market-brokerFee", 1.5);
+ const scc = useLocalStorage("market-scc", 3.6);
+
+ const applyTaxes = (price: number, sellOrder?: boolean) => sellOrder ? price * (1 - (brokerFee.value + scc.value) / 100) : price * (1 + brokerFee.value / 100);
+ const calculateProfit = (buy: number, sell: number) => (applyTaxes(sell, true) / applyTaxes(buy)) - 1;
+
+ return { brokerFee, scc, applyTaxes, calculateProfit };
+});
\ No newline at end of file
diff --git a/src/market/track/TrackResultTable.vue b/src/market/track/TrackResultTable.vue
index 2d11393..53b135f 100644
--- a/src/market/track/TrackResultTable.vue
+++ b/src/market/track/TrackResultTable.vue
@@ -1,6 +1,6 @@