Step 1: Establishing Margayya's Financial Persona:
In R.K. Narayan's novel The Financial Expert, Margayya is a shrewd but petty moneylender who conducts his operations under a majestic banyan tree opposite the Cooperative Land Mortgage Bank in Malgudi. His entire career, status, and survival rely on his specialized knowledge and tools.
Step 2: Understanding the Significance of the Purse and Tin Box:
Margayya carries a distinct, greasy black purse (often kept inside his small tin dispatch box) that contains his most vital professional assets. This includes his detailed ledger books, micro-transaction records, interest calculation sheets, keys, and cash. It is essentially his portable vault and database of the financial vulnerabilities of the local peasants.
Step 3: Explaining the Refusal to Part:
To Margayya, parting with his purse or box is equivalent to surrendering his identity, livelihood, and power. If he parted with it, his financial secrets would be exposed, his clients' debts could be compromised, and his standing as the formidable “financial expert” of Malgudi would instantly collapse. Thus, he guards it with paranoid intensity.