KDP categories · Top KDP authors
Manfred Hafner: Amazon KDP author data
As of Nov 6, 2026, Manfred Hafner has 6 books on Amazon, 6 of them on a best-seller list in the last 30 days, mostly in Oil & Energy, Comparative, Environmental Economics.
| Median price | - |
|---|---|
| Price range (middle 50%) | - |
| Median reviews | 8 |
| Total reviews | 41 |
| New books (30 days) | 0 |
| Breakout books (30 days) | 0 |
What stands out
- 100% of the catalog made a best-seller list in the last 30 days: the whole backlist sells, not one hit.
Manfred Hafner's best-ranked books
-
The Geopolitics of the Global Energy Transition (Lecture Notes in Energy Book 73)
by Manfred Hafner
- Price$0
- Rating4.4
- Reviews24
- Published2020-06
-
The Future of Transport Between Digitalization and Decarbonization: Trends, Strategies and Effects on Energy Consumption (SpringerBriefs in Energy)
by Manfred Hafner
- Price$0
- Rating4.0
- Reviews12
- Published2020-04
-
Renewables for Energy Access and Sustainable Development in East Africa (SpringerBriefs in Energy)
by Manfred Hafner
- Price$0
- Rating3.3
- Reviews3
- Published2019-04
-
Energy in Africa: Challenges and Opportunities (SpringerBriefs in Energy)
by Manfred Hafner
- Price$0
- Rating5.0
- Reviews2
- Published2018-08
-
The Energy Sector and Energy Geopolitics in the MENA Region at a Crossroad: Towards a Great Transformation? (Perspectives on Development in the Middle East and North Africa (MENA) Region)
by Manfred Hafner
- Price$0
- Reviews-
- Published2023-07
-
Financing Clean Energy Access in Sub-Saharan Africa: Risk Mitigation Strategies and Innovative Financing Structures (SpringerBriefs in Energy)
by Manfred Hafner
- Price$0
- Reviews-
- Published2021-07
Main categories
FAQ
How many books does Manfred Hafner have on Amazon?
KDPTop tracks 6 of their books; 6 made an Amazon list in the last 30 days.
Which categories does Manfred Hafner publish in?
Their books chart most often in Oil & Energy, Comparative, Environmental Economics.
Has Manfred Hafner released new books recently?
0 new books in the last 30 days.
About this data
Data comes from KDPTop's daily crawl of Amazon's public Best Sellers pages; medians use the latest list. The opportunity score (0–100, higher is easier to enter) combines the review barrier, the share of low-review books, list turnover, new-release share and price.