rename files

book/src/SUMMARY.md

@@ -33,12 +33,12 @@
 - [Economic Design](ed_overview.md)
   - [Validation-client Economics](ed_validation_client_economics.md)
 	- [State-validation Protocol-based Rewards](ed_vce_state_validation_protocol_based_rewards.md)
-	- [State-validation Transaction Fees](ed_vce_state_validation_transaction_fees.md)
-	- [Replication-validation Transaction Fees](ed_vce_replication_validation_transaction_fees.md)
-	- [Validation Stake Delegation](ed_vce_validation_stake_delegation.md)
+      - [State-validation Transaction Fees](ed_vce_state_validation_transaction_fees.md)
+      - [Replication-validation Transaction Fees](ed_vce_replication_validation_transaction_fees.md)
+      - [Validation Stake Delegation](ed_vce_validation_stake_delegation.md)
   - [Replication-client Economics](ed_replication_client_economics.md)
-	- [Storage-replication Rewards](ed_rce_storage_replication_rewards.md)
-	- [Replication-client Reward Auto-delegation](ed_rce_replication_client_reward_auto_delegation.md)
+      - [Storage-replication Rewards](ed_rce_storage_replication_rewards.md)
+	    - [Replication-client Reward Auto-delegation](ed_rce_replication_client_reward_auto_delegation.md)
   - [Economic Sustainability](ed_economic_sustainability.md)
   - [Attack Vectors](ed_attack_vectors.md)
   - [References](ed_references.md)

book/src/ed_overview.md

@@ -1,4 +1,4 @@
-## 1. Overview
+## 1. Economic Design Overview
 
 Solana’s crypto-economic system is designed to promote a healthy, long term self-sustaining economy with participant incentives aligned to the security and decentralization of the network. The main participants in this economy are validation-clients and replication-clients. Their contributions to the network, state validation and data storage respectively, and their requisite remittance mechanisms are discussed below.