Where every figure came from
Hansard, HC Deb 24 September 1992 vol 212, Economic Policy (The recalled debate, and who was blamed): https://api.parliament.uk/historic-hansard/commons/1992/sep/24/economic-policy. Open Parliament Licence; quoted briefly. The Prime Minister: "In the circumstances, there was no choice. No mechanism could have survived the market's attack on the scale that occurred last Wednesday." John Smith, Leader of the Opposition, moved an amendment and argued for a general realignment in time: "we could have had an orderly realignment, not a rout". The Chancellor: the French referendum gave the markets "a fixed and definite date against which they could speculate"; the more fundamental cause was German reunification, which meant higher German interest rates than many countries needed. John Townend (Conservative): "Our membership of the ERM has made the recession six to nine months longer than it need have been." Retrieved 3 October 2026. The Chancellor: "I responded at once by raising interest rates. I raised them again that afternoon." The Prime Minister: the strains "were increased by a slowdown across Europe and the falling exchange rate of the dollar". The Chancellor: high European interest rates led to a considerable appreciation of all European currencies against the dollar; and the 1 per cent cut he had announced "was welcomed by businesses and those with mortgages". Gordon Brown, shadow Chancellor: even after the devaluation interest rates were still 9 per cent, "a humiliation".
Bank of England, Quarterly Bulletin, November 1992, "Operation of monetary policy" (covering July to September 1992) (German rates, and why a rate rise did not convince): https://www.bankofengland.co.uk/-/media/boe/files/quarterly-bulletin/1992/operation-of-monetary-policy-qb-1992-q4.pdf. Bank copyright; paraphrased, no 15-word run (one 9-word quotation). Introduction: German monetary policy was tightened after reunification and the discount rate was raised again in July; keeping sterling in the ERM limited the scope for cutting interest rates below German ones, so real interest rates rose as the inflation outlook improved; a defensive rise in rates did not seem likely to be seen as credible because it was "so clearly at odds with the needs of the domestic economy"; while sterling was in the ERM the UK had in effect been forced to follow Germany's tight policy. Foreign exchange section: on 16 July the Bundesbank raised its discount rate by 75 basis points to 8.75%; with a realignment possible within so short a time, the cost of holding short positions could do little to offset it; over the four months to September official intervention, concentrated on sales of deutschmarks, came to the equivalent of over $160 billion, nearly all against other European currencies. Official operations, 16 September: few in the money market thought a larger rise in official rates likely to last because it would have been so contrary to domestic needs. Retrieved 3 October 2026. Introduction: the French referendum, set for 20 September, gave the markets an immediate focal point; if the treaty was rejected, a realignment was judged more likely. Introduction: the German policy mix relative to the US and Japan pushed the mark, and so the whole ERM grid, up against the dollar and yen; supporting sterling in the ERM ended up meaning pushing it to levels against the dollar widely judged overvalued. FX section: the dollar weakened against all major currencies after US rate cuts. Official operations, 16 September: defending the parity had become prohibitively costly, and devaluing within the ERM was not realistic because no sustainable new parity could be fixed amid the uncertainty before the French vote; the suspension followed just after 7.30 pm.
Committee of Governors of the Central Banks of the Member States of the EEC, Annual Report 1992 (April 1993) (The markets' judgement, and the cuts that followed): https://www.ecb.europa.eu/pub/pdf/annrep/ar1992en.pdf. Paraphrased (ECB archive copy). Chapter I.2: on 16 September the rate increases did not stem the tide, as the market considered the new level unsustainable under the prevailing domestic conditions. Section on monetary policy: after sterling left, UK official interest rates were reduced in successive steps by 4 percentage points from their level before the turmoil; Britain took up a new framework with an explicit inflation objective, a range of 1% to 4% for underlying inflation that was to fall over the medium term to 2% or less, and many indicators, among them money, asset prices and the exchange rate. Retrieved 3 October 2026.
Committee of Governors of the Central Banks of the Member States of the EEC, The implications and lessons to be drawn from the recent exchange rate crisis (report, 21 April 1993) (The governors' account of the causes): https://www.ecb.europa.eu/ecb/access_to_documents/document/cog_pubaccess/shared/data/ecb.dr.parcg2012_0004Implications_lessons_exchange_rate_crises19930421.en.pdf. Paraphrased; pages 2-7 read by OCR from the ECB archive scan. Section I: the crisis came from several factors at once: diverging prices and costs under fixed rates; German unification, after which a tight German policy left little room to cut rates while weaker economies needed lower ones; limited room to raise rates where higher official rates passed quickly into lending rates, particularly mortgage rates; piecemeal policy responses; and, outside the Community, the easing of US policy and the falling dollar. The freeing and integration of financial markets made room for capital movements of an unprecedented size, and speculation at times destabilised even currencies with sound fundamentals. Section V: the turbulence is essentially ascribed to insufficient progress in economic convergence. Retrieved 3 October 2026.
Federal Reserve, Federal Open Market Committee meeting material, 6 October 1992, notes by William J. McDonough (How much the Bundesbank took in): https://fraser.stlouisfed.org/files/docs/historical/FOMC/meetingdocuments/FOMC19921006material.pdf. Public domain. During September the Bundesbank added 92 billion marks to bank reserves through its intervention operations, as much as the total reserves of the German banking system at the start of the month, and about a quarter of the Bundesbank's total assets; withdrawing that money again (sterilisation) took it some time; restoring flexibility to the EMS lessened the risk that it would again lose control of monetary policy as it had in September. German policy after unification forced its neighbours to keep high interest rates to hold their parities. Retrieved 3 October 2026.
Federal Reserve, Federal Open Market Committee meeting material, 17 November 1992, notes by Margaret L. Greene (The cuts compared): https://fraser.stlouisfed.org/files/docs/historical/FOMC/meetingdocuments/FOMC19921117material.pdf. Public domain. The countries with the largest changes in interest rates since the crisis were those with the newly floating currencies, the United Kingdom and Italy. Retrieved 3 October 2026.
Bank of England Database, series IUDBEDR (the Bank's official rate, daily) and IUMAAMIH (monthly average of four banks' base rates) (The four cuts): https://www.bankofengland.co.uk/boeapps/database/_iadb-fromshowcolumns.asp?csv.x=yes&Datefrom=01/Jan/1990&Dateto=31/Dec/1994&SeriesCodes=IUDBEDR,IUMAAMIH&CSVF=TN&UsingCodes=Y&VPD=Y&VFD=N. Open Government Licence v3.0. In this period the Bank's own rate sat one eighth of a point under the banks' base rate (as in the live Thatcher m4 bankrate note). IUDBEDR: 9.875 to 15 September 1992, 8.875 from 22 September, 7.875 from 16 October, 6.875 from 13 November, 5.875 from 26 January 1993, so base rates of 10, 9, 8, 7 and 6 per cent. IUMAAMIH: base rates averaged 6 per cent in February 1993. Retrieved 3 October 2026 as CSV and read twice.
Bank of England, Quarterly Bulletin, February 1993, "Operation of monetary policy" (covering October to December 1992) (The new framework): https://www.bankofengland.co.uk/-/media/boe/files/quarterly-bulletin/1993/operation-of-monetary-policy-qb-1993-q1.pdf. Bank copyright; paraphrased. Introduction: a new framework was required to replace the one ERM membership had provided; under the framework set out by the Chancellor (in his letter to the Treasury and Civil Service Committee, before his appearance on 12 October) a wide range of indicators is considered; a target range of 1%-4% is set for underlying inflation, the 12-month growth of retail prices excluding mortgage interest payments, for the rest of the Parliament, aiming for the lower part of the range by its end; the long-run aim is 2% or less. The October cut was made without endangering the inflation objective because sterling was relatively stable and the economy weak; the weakness of demand was judged likely to dampen the effect of the depreciation on prices. Retrieved 3 October 2026. Some in the markets hoped a cut might just be possible after a vote for the treaty (qb92q4, 14 September).
Office for National Statistics, series CDKQ, RPI excluding mortgage interest payments (RPIX), percentage change over 12 months (dataset MM23) (The episode chart): https://www.ons.gov.uk/economy/inflationandpriceindices/timeseries/cdkq/mm23. Open Government Licence v3.0. Monthly, per cent: January 1990 6.1; September and October 1990 9.5; September 1992 4.0; October 1992 3.8; May 1993 2.8; September and October 1994 2.0; October and November 1996 3.3; April 1997 2.5. The chart and its check stop at April 1997, the last month before the general election of 1 May 1997, so the window stays inside the period the 1 to 4 per cent range was set for (the rest of the Parliament, qb93q1). From October 1992 to April 1997 every month is between 2.0 and 3.8. Retrieved 3 October 2026 as CSV and read twice.
Office for National Statistics, series MGSX, unemployment rate, aged 16 and over, seasonally adjusted (Labour Force Survey, three-month average) (Unemployment): https://www.ons.gov.uk/employmentandlabourmarket/peoplenotinwork/unemployment/timeseries/mgsx/lms. Open Government Licence v3.0. Three months to August 1992: 9.9 per cent; three months to January 1993: 10.7 per cent, the highest from 1990 to 1997; three months to December 1994: 8.9 per cent. Retrieved 3 October 2026 as CSV and read twice.
Office for National Statistics, series IHYQ, GDP quarter-on-quarter growth, chained volume measures, seasonally adjusted (Output): https://www.ons.gov.uk/economy/grossdomesticproductgdp/timeseries/ihyq/qna. Open Government Licence v3.0; current vintage (release of 30 September 2026). Growth was negative in six of the eight quarters from the third quarter of 1990 to the second quarter of 1992; +0.5 per cent in the third quarter and +0.8 in the fourth quarter of 1992; positive in every quarter of 1993. Retrieved 3 October 2026 as CSV and read twice.
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