Why Are Chinese Hotels Closing? A Budget‑Constraint Analysis of Shifting Consumer Demand

The article applies a classic budget‑constraint model to China's 2025 hotel market, revealing how slowed income growth, cheaper travel alternatives, and lifestyle changes force consumers to downgrade or skip overnight stays, concentrating demand in low‑price segments and threatening mid‑range hotels.

Budget ConstraintChina HospitalityConsumer Demand

0 likes · 8 min read

Why Are Chinese Hotels Closing? A Budget‑Constraint Analysis of Shifting Consumer Demand

Fighter's World

Oct 7, 2025 · Industry Insights

How Many Digital Workers Could Future AI Deploy?

The article analyzes Epoch AI's token‑based framework for estimating AI‑generated digital workers, critiques its static assumptions, and proposes a dynamic, multi‑factor model that incorporates compute supply, hardware constraints, inference efficiency, task reliability, and economic value to forecast a wide range of possible future digital‑worker counts.

AIAI InfrastructureAI scaling

0 likes · 27 min read

How Many Digital Workers Could Future AI Deploy?

Model Perspective

Oct 24, 2023 · Fundamentals

Why Economists Rely on Logarithms: Simplifying Complex Relationships

Logarithms, a core mathematical tool, are widely used in economics to transform multiplicative and exponential relationships into additive linear forms, facilitating analysis of production functions, utility models, growth rates, and log‑log regression, thereby simplifying estimation and interpretation of complex economic phenomena.

Economic Modelingeconomicsgrowth rates

0 likes · 6 min read

Why Economists Rely on Logarithms: Simplifying Complex Relationships

Model Perspective

Jul 10, 2022 · Operations

When Is the Optimal Time to Sell Pigs? A Profit Maximization Model

This article models the daily profit of a pig farm by balancing feed and labor costs against decreasing market prices, derives the optimal selling day that maximizes profit, and conducts sensitivity and robustness analyses to assess how estimation errors and parameter changes affect the recommended timing.

Economic ModelingOperations Researchagricultural modeling

0 likes · 3 min read

When Is the Optimal Time to Sell Pigs? A Profit Maximization Model