GIA reset diamond grading by starting at D
GIA, facing inflated diamond color grades, launched a D-to-Z scale starting at D, a letter with no prior use, so its top grade meant only what GIA defined.
事例を読むgenius.wikiCASESTUDIES.CHAT のアーカイブ
難しい課題に、
鮮やかな解決策を。
難題を解いた独創的なアイデア。その仕組みを探ります。
全アーカイブはアプリで翻訳がない事例は、公開済みの原文にリンクし、その言語のまま表示します。
公開済みの事例
3,236 公開済みの事例 · 随時更新Joseph Glidden fenced the prairie with barbed wire cattle avoided
Joseph Glidden patented barbed wire that deterred cattle by pain, ending open-range grazing.
事例を読むGlobal Skill Partnerships trained extra workers so emigration funds home capacity
Global Skill Partnerships trained extra workers and split cohorts into away and home tracks, so emigration funds extra home capacity.
事例を読むGM beat Ford by selling cars as fashion, not durable goods
GM under Sloan stopped fighting Ford on price and instead sold cars as fashion via a price ladder and yearly model changes.
事例を読むGood Housekeeping backed its ads with a money-back guarantee
Good Housekeeping backed its ad screening with a money-back guarantee, refunding readers if advertised products failed.
事例を読むGoogle gave outages ranks and commanders, borrowed from the fire line
Google's SRE team solved equal-urgency alerts by importing fire service's incident command with severity tiers.
事例を読むObree broke cycling record with tuck position and washing-machine bike
Obree broke the Hour Record with a tuck position and a washing-machine bike.
事例を読むGrameen Telecom lent women phones to resell calls
Grameen Telecom lent village women a single phone to resell calls, giving whole villages phone access without building infrastructure.
事例を読むGree smoothed seasonal production by paying dealers for off-season orders
Gree paid dealers a discount for paying cash and taking stock in the off-season, turning distributors into financiers of production smoothing.
事例を読むGreen House Project rebuilt nursing homes as small houses
Geriatrician Thomas rebuilt nursing homes as small houses, improving outcomes.
事例を読むXian Guansheng sold throat-soothing candy at a theater's stage door
After his restaurants failed, Xian Guansheng sold throat-soothing plum candy at a theater's stage door, turning performers into loyal customers and investors.
事例を読むHaitian kept distributor power in check with dual-chariot system
Haitian avoided distributor leverage by installing two competing distributors per city, keeping no single partner indispensable.
事例を読むCongress traded patent term restoration for generic drug approval pathway
Waxman and Hatch ended the pharma stalemate by trading patent term restoration for a generic safe harbor in one bill.
事例を読むHaudenosaunee bound a treaty in a wampum belt
The Haudenosaunee made a binding treaty with Dutch traders by weaving its terms into a wampum belt that trained orators on both sides could read back.
事例を読むHeineken built furniture with strangers before revealing their politics
Heineken had strangers with opposing views build furniture together before revealing their differences, so they'd talk instead of defend.
事例を読むHeinz claimed the fry-carton keystone shape
Heinz, facing generic rivals, built an outdoor campaign from fry-carton photos echoing its label shape.
事例を読むHighlands Small Communities Housing Trust turned rent into a deposit
Highlands Small Communities Housing Trust turned tenants' rent into a deposit by returning a cash-back sum after five years.
事例を読むIndore ran its sewer trunk through slums first, as gravity made it cheapest
Himanshu Parikh routed Indore's main sewer trunk through slums because gravity made it cheapest, turning slum service into an efficiency win.
事例を読むNudge Unit and HMRC moved £2.4m by telling late payers most locals had paid
UK's Behavioural Insights Team and HMRC added a local social-norm sentence to tax reminders, lifting payments from 67.5% to 83% and pulling forward £2.4m.
事例を読むLife insurer scored agents with actuarial hiring formula
Holcombe scored agents on a biographical composite validated against sales outcomes.
事例を読む