Market Failure Diagrams – Positive & Negative Externality as well as Imperfect Information (Consumer Ignorance)

Kelvin HongExam Skills & Techniques, IB Economics, JC Economics (A-Level)

Perennial headache! “Cher, why my school’s market failure diagrams are so different ah?” “Mr Hong, why different school teachers teach me different diagrams for the same externality ah?” “Cher, my new teacher’s diagrams are different from my school notes!!” “I don’t understand my school’s diagrams!” You get the idea………… So I decided to produce a video and this blog post …

A Definitive Guide to Tuition Rates in Singapore (2026)

TET EditorialJC Economics (A-Level), IB Economics

Tuition classes have become a phenomenon in Singapore, eventually becoming a part of almost every student’s education. In fact, according to The Straits Times, even children aged four already enrol in tuition centres to give them a head-start.  The tuition industry has ballooned to a billion-dollar industry, amounting to S$1.8 billion in 2023. And as of writing, there are over …

Introduction-to-JC-Subject-Combinations

JC Subject Combinations Guide: Science, Arts, Hybrid and Which H2 Subjects (2026)

Kelvin HongJC Economics (A-Level)

⚠️ Updated for 2026 A-Levels: The University Admission Scoring (UAS) system has changed from 90 Rank Points to 70 Rank Points. This guide has been updated to help you choose the safest and most strategic combination under the new rules. You’ve finally finished your O levels, congratulations! (Or you have just finished bumming around whilst in the Integrated Programme.) The …

The Ultimate JC & IB Economics Definitions Bank

Kelvin HongJC Economics (A-Level), IB Economics

There’s no denying that JC Economics (A-Level) and IB Economics are on a whole new level of difficulty. Since you don’t have a strong foundation on the subject during your previous academic years, being bombarded with jargon-heavy information can truly feel overwhelming. You also have to familiarise yourself with the Economics definitions to provide the correct analyses of various economic …

H1 vs H2 Economics: 5 Critical Differences You Must Know (2026 Guide)

Kelvin HongJC Economics (A-Level)

Congratulations! If you’re reading this, you are serious about taking A-Level Economics in Junior College. This is a highly strategic choice for your future. (If you aren’t convinced yet, check out our guide on the Benefits of Learning Economics.) But now comes the big question: Should you take H1 or H2 Economics? TLDR (The Quick Answer) Choose H2 Economics if …