[wip] more stuff

include/econ.hpp

@@ -0,0 +1,12 @@
+#include<iostream>
+#include <vector>
+
+void economic_decision_simple(std::vector<int> &balances, int id, float spend_ratio) {
+    // assert(spend_ratio > 0 && spend_ratio <= 1);
+    std::cout << "test" << std::endl;
+    int total_bal = balances.at(id);
+    int spendable = (random() * spend_ratio) * total_bal; 
+    int recipient_id = random() * (balances.size());
+    balances.at(id) -= spendable;
+    balances.at(recipient_id) += spendable;
+}

include/io.hpp

@@ -0,0 +1,32 @@
+#include <vector>
+#include <string>
+#include <cstdio>
+#include <iostream>
+#include <fstream>
+
+void dump_balances_csv(std::vector<int> balances, std::string name) {
+    std::string csv_data = "Id,Balance\n";
+    for (int i = 0; i < balances.size(); i++) {
+        csv_data += std::to_string(i+1)+ "," + 
+            std::to_string(balances[i]) + "\n";
+    }
+    std::ofstream file;
+    file.open(name + ".csv");
+    file << csv_data;
+    file.close();
+}
+
+
+void dump_balances_and_ages_csv(std::vector<int> balances, std::vector<int> ages, std::string name) {
+    assert(balances.size() == ages.size());
+    std::string csv_data = "Id,Balance,Age\n";
+    for (int i = 0; i < balances.size(); i++) {
+        csv_data += std::to_string(i+1)+ "," +
+            std::to_string(ages[i]) + "," +
+            std::to_string(balances[i]) + "\n";
+    }
+    std::ofstream file;
+    file.open(name + ".csv");
+    file << csv_data;
+    file.close();
+}