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Pension income does not follow one filing rule. If you receive only a public pension and year-end settlement is complete, you can generally skip the final comprehensive income tax return. Taxable private pension income above KRW 15 million can be taxed comprehensively or separately at 15%. #PensionTax

Better Claude 5 results may come from less instruction, not more. Learn how to design prompts, tools, memory, files, and history as one context—and why strict safety rules should coexist with flexible, situation-aware style guidance. #ContextEngineering

Before asking AI to build a settlement system, define the rules it must follow. Set policies for cutoff dates, refunds, taxes, payment failures, holds, and negative balances—then require ledger reconciliation, duplicate-payment prevention, access controls, and expert review. #SettlementSystems

Could a valuation floor discourage companies from keeping share prices low? The proposed “Anti-Stock-Price Suppression Law” would value inherited or gifted low-PBR listed shares at no less than 80% of net assets. The article also explains why industry differences and real disposal values require careful safeguards. #PBR

What if small setbacks could make an organization stronger? Antifragile leadership turns minor failures into fast feedback while preserving spare capacity, alternative routes, and decision-making authority on the front line. The goal is not risk elimination—it is calculated experimentation without reckless exposure. #AntifragileLeadership

Rolling over a credit card balance can prevent a missed payment, but it is not free money. Before using a revolving plan, check whether you are enrolled, your payment ratio, and the actual interest cost based on the carried balance and days used. #CreditCard