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Dambisa Felicia Moyo (born (1969-02-02)2 February 1969) is a Zambian-born economist and author, known for her analysis of macroeconomics and global affairs. She serves on the boards of Chevron Corporation, Condé Nast and the 3M Company. Moyo worked for two years at the World Bank and eight years at Goldman Sachs before becoming an author and international public speaker. She has written four New York Times bestselling books: Dead Aid: Why Aid Is Not Working and How There Is a Better Way for Africa (2009), How the West Was Lost: Fifty Years of Economic Folly – And the Stark Choices that Lie Ahead (2011), Winner Take All: China's Race for Resources and What It Means for the World (2012), and the most recent Edge of Chaos: Why Democracy Is Failing to Deliver Economic Growth – and How to Fix It (2018). In May 2021, she released her first business book How Boards Work: And How They Can Work Better in a Chaotic World. She holds a bachelor's degree in chemistry and an MBA from American University, an MPA from the Harvard Kennedy School, and a DPhil in economics from the University of Oxford.

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  1. G

    Outside tap not working.

    Hi all I'm having an issue with my outside tap not working, the tiniest of dribbles comes put each time I try it. Ive changed the tap to no avail so thinking I should change the stopcock tap thing under the sink? Please see attached photos. Many thanks for and advice. Cheers Gary
  2. B

    Vaillant Eco Boiler not working query

    Hi all I have a Vaillant eco boiler at a new house I moved into last week. It’s a combo boiler and the last boiler I had was old (and much easier to use!) This one keeps turning itself off. The hot water seems to work and is always warm. The heating also works but for random amounts of time...
  3. D

    Nu-heat Blend valve not working on underfloor heating

    Hi, I have I blend valve from Nu-Heat ( they bought it from Reliance, as per attached spec). I have dismantled the valve now 3 times and replaced it with new components from Nu-Heat but the valve is not working properly. The valve replacement seems very simple with 4 main components and some...
  4. Merton69

    Combi boiler - heating not working

    Hello The heating side of my Ariston Combi A23 has stopped working since a new 3 way valve has been installed. It's been a hugely reliable boiler up until now with regular servicing. When the heating is turned on the boiler ignites and looks to start up but then a few seconds in, knocking sounds...
  5. S

    Low water pressure pumps not working

    Pumps and low pressure I moved the bathroom to the back the house (next room) upstairs. I put in two pumps because low pressure water area. One for shower and one for bath. They both work intermittently and I often need to get them started with a magnet! They were new pumps. In the shower the...
  6. A

    Boiler not working after power cut

    Hi all, I have a viessmann vitoden 100 w boiler and we have had a three hour power cut this afternoon/ evening. The boiler switches on and the temp just goes down and then flashes up 0c. From what I can see this error code means blocked burner? The oven also will not ignite. I have tried to...
  7. H

    New Geberit TwinLine not working

    So, I had an old and disgusting Geberit dual flush that didn't work very well, so I decided to replace it. Cistern is 110.830.00.1, so got a compatible Geberit TwinLine 240.515.00.2. I then installed that but when you press the stick to activate the flush, it starts flushing but then doesn't...
  8. crow_creadle

    Glow worm c35 not working properly vibrations and funny noises

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  9. B

    Heating not working - Grundfos pump issue

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  10. C

    Megaflo system fit not working

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  11. X

    Vaillant VRT 392 Thermostat (wired) not working

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  12. K

    One burner on gas hob not working

    How would you classify this for a LL cert?
  13. A

    Hot water OK, CH not working!

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  14. M

    my mum left tap running

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  15. dips31

    Ground floor heating not working.

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  16. C

    URGENT New Riello rdb oil pump not working.

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  17. A

    Domestic Booster Pump Not Working in Auto Mode

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  18. W

    Baxi Bermuda 45 back boiler not working

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  19. G

    Firebird Combi CH Not working

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  20. P

    Outdoor water tap not working

    Outdoor water tap not giving water. Out of the wall is this strange junction with a turntable square pin. Then a pipe going up towards a tap on the wall. Turning square pin doesn't seem to do anything to help get water through. I have pictures if I can send them. Any help or advice is much...
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