The Journey through transactions and transaction cost in the definition and understanding of what a firm is (Deutshe Bank Case Study).NameAffiliationNameRonald Coase’s theory of the firmRonald Coase is credited for creating the transaction cost model explaining the firm theory. According to Coase, the transaction cost is associated with the cost of providing goods and services through the market instead of being provided from within the firm. To conduct a transaction in the market, it is important to understand the party you wish to deal with, carry out negotiations resulting in a bargain, draft a contract as well as undertake the necessary inspections required to ensure that the terms of the contract are observed among others. According to Coase, transaction costs can be characterized as policing and enforcement costs, search and information costs, and bargaining and decision costs (Cuypers et al, 2021). Coase also stresses that it is quite impossible to properly understand how an economic system works and also be able to formulate economic policies without putting into consideration transaction costs. Coase also goes ahead to suggest that market