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772 articles found
Logistics
The Economic Order Quantity (EOQ), presented by Ford W. Harris in 1913, is the order size that minimizes the sum of fixed ordering costs and inventory holding costs when demand is
General knowledge
The Guinness Book of Records, officially known as Guinness World Records, is a chronicle that brings together the world's most diverse records, reflecting humanity's tireless spiri
Psychology
Psychological shock is an issue that significantly affects an individual's mental health and is a factor that cannot be ignored in everyday life. It usually occurs in situations in
Logistics
Why does steady consumer demand turn into wild swings in orders further up the supply chain? This article explains how the bullwhip effect works, its four main causes, the Beer Gam
Journalism & communication
Media priming is the phenomenon in which issues the media highlights become the standards we use to judge people and policies later. From Iyengar and Kinder’s 1987 experiments and
Chemistry
Chemical catalysts are essential substances for accelerating chemical reactions or optimizing reaction conditions. Catalysts can maximize reaction efficiency without being consumed
Education
Educational evaluation plays an essential role in the education system and is an important means of assessing learners' achievement and improving the quality of education. Through
Social welfare
What community welfare is, why it matters, its three types (preventive, supportive, and developmental), and five examples of community welfare services from regions across Korea.
Journalism & communication
Muckrakers were reform-minded journalists and writers of America's Progressive Era who doggedly investigated and exposed political corruption, monopoly abuses, and harsh working co
General knowledge
Poe’s Law is the internet rule of thumb that, without a clear sign of the author’s intent, a parody of extreme views will inevitably be taken as sincere by someone. We look at wher
Journalism & communication
Mass media play a central role in conveying information and shaping public opinion in modern society. Beyond simply serving as a means of conveying information, they have become an
Film & media
When two people face each other in conversation on screen, we never lose track of who is sitting where, thanks to a filmmaking convention known as the 180-degree rule. This article
