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Model Perspective
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Model Perspective

Insights, knowledge, and enjoyment from a mathematical modeling researcher and educator. Hosted by Haihua Wang, a modeling instructor and author of "Clever Use of Chat for Mathematical Modeling", "Modeling: The Mathematics of Thinking", "Mathematical Modeling Practice: A Hands‑On Guide to Competitions", and co‑author of "Mathematical Modeling: Teaching Design and Cases".

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Recent Articles

Latest from Model Perspective

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Model Perspective
Model Perspective
Jun 25, 2026 · Industry Insights

What Business Model Drives Otome Games? Analyzing Emotional Credit and Player Backlash

The $1 billion‑earning 3D otome game ‘Love and Deep Space’ sparked a flood of complaints after adding a new character, prompting the author to model the player‑company relationship as a one‑sided emotional credit bond, linking parasocial interaction, social anxiety, sunk‑cost effects, and identity‑driven churn.

emotional creditgame industryidentity
0 likes · 10 min read
What Business Model Drives Otome Games? Analyzing Emotional Credit and Player Backlash
Model Perspective
Model Perspective
Jun 21, 2026 · Industry Insights

Is Spending on Kids’ Travel the Biggest Scam for Ordinary Families?

The article argues that paying large sums for children’s travel experiences often yields only superficial exposure, not lasting cognition, and explains this through psychological research, Bourdieu’s cultural capital theory, Vygotsky’s zone of proximal development, and the role of parental interaction.

Vygotskyconsumer behaviorcultural capital
0 likes · 8 min read
Is Spending on Kids’ Travel the Biggest Scam for Ordinary Families?
Model Perspective
Model Perspective
Jun 20, 2026 · Industry Insights

Why Is This Year's 618 Shopping Festival So Quiet?

Despite rising disposable incomes, China's 618 shopping festival was unusually quiet this year, as preventive savings, heightened price‑comparison tools, social‑media scrutiny, and stricter anti‑unfair‑competition regulations have reduced consumer willingness to spend and made deceptive raise‑then‑lower pricing strategies unprofitable.

618China economyMarket Analysis
0 likes · 10 min read
Why Is This Year's 618 Shopping Festival So Quiet?
Model Perspective
Model Perspective
Jun 15, 2026 · Industry Insights

Who Wins the US‑Iran Ceasefire?

The article analyzes the June 2026 US‑Iran ceasefire, detailing the Strait of Hormuz’s economic weight, the war’s financial toll, a cost‑benefit model of each side’s decision, and why the agreement likely offers no clear winner but a fragile pause.

Strait of HormuzUS-Iranceasefire
0 likes · 11 min read
Who Wins the US‑Iran Ceasefire?
Model Perspective
Model Perspective
Jun 13, 2026 · Fundamentals

When Overdoing It Undermines Relationships: A Mathematical Perspective

The article explains how excessive effort or control can backfire in relationships and other domains, using marginal utility decline, optimal stopping theory, and the overjustification effect to show that a moderate, optimal intensity yields the best outcomes.

behavioral economicsmarginal utilityoptimal stopping
0 likes · 8 min read
When Overdoing It Undermines Relationships: A Mathematical Perspective
Model Perspective
Model Perspective
Jun 12, 2026 · Fundamentals

How to Detect Fabricated Data in Published Papers Without Original Datasets

The article reviews statistical and image‑forensic techniques—such as Benford's Law, GRIM/SPRITE tests, last‑digit analysis, constant column differences, precision checks, and neural‑network‑based image similarity—to identify fabricated results in papers when raw data are unavailable.

Benford's LawGRIM testdata fraud detection
0 likes · 13 min read
How to Detect Fabricated Data in Published Papers Without Original Datasets