Bank of England Quarterly Bulletin 2008 Q1
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6 Quarterly Bulletin 2008 Q1 Markets and operations This article reviews developments in sterling financial markets since the 2007 Q4 Quarterly Bulletin up to the end of February 2008. The article also reviews the Bank’s official operations during this period. Sterling financial markets(1) Chart 1 Changes in UK equity indices since 2 January 2007 Overview FTSE 100 FTSE 250 There were some signs of improvement in sterling money FTSE All-Share FTSE Small Cap Indices: 2 Jan. 2007 = 100 markets in December and early January, including a more 110 Previous Bulletin orderly year-end period than many market participants had 105 feared. But during February, conditions deteriorated again. While banks were reportedly able to raise very short-term 100 funds — up to around one month — longer-maturity funding markets remained impaired. 95 90 Information from market prices and comments by market participants suggested that difficult conditions in bank term 85 funding markets would continue for some time, which would 80 be likely to lead to a reduction in the supply of credit to the 75 economy generally. This could act as a drag on economic Jan. Mar. May July Sep. Nov. Jan. activity, and in turn could prompt further deterioration in the 2007 08 quality of banks’ assets and limit their ability and willingness Sources: Bloomberg and Bank calculations. to lend. Perhaps consistent with perceptions of possible Chart 2 Selected sectoral UK equity indices(a) adverse feedback effects between banks’ balance sheets and the macroeconomy, UK equity markets fell quite sharply in Mining Banks Oil and gas Real estate January (and became more volatile). Construction Indices: 2 Jan. 2007 = 100 180 Previous Bulletin Against that background, uncertainty about the future path of 160 short-term interest rates increased. Expectations for the future path of Bank Rate fell further. 140 120 Recent developments in sterling capital markets Equities 100 Through most of the second half of 2007, the ongoing stress in 80 financial markets had been largely concentrated in credit and bank funding markets. However, in recent months, UK equity 60 markets weakened quite sharply, in line with a global fall in 40 Jan. Mar. May July Sep. Nov. Jan. equity prices. This continued the falls of November reported in 2007 08 the previous Bulletin. The share price declines were Sources: Bloomberg and Bank calculations. experienced by smaller and larger firms alike, suggesting a (a) Selected sectoral components of FTSE All-Share index. common influence (Chart 1). fell sharply as worries about their profits and capital adequacy intensified on the back of further write-downs on structured The share prices of banks and construction companies experienced particularly marked falls since the previous (1) This article focuses on sterling capital market developments. The data cut-off for this Bulletin (Chart 2). Contacts suggested that banks’ share prices section is 22 February. Recent economic and financial developments Markets and operations 7 credit investments, and the ongoing process of bringing assets guarantors’ capital cushions in light of further downgrades to back onto their balance sheets. These concerns were also the underlying securities they insured and resulting reflected in higher premia on credit default swaps (CDS), marked-to-market losses. As a result, spreads on their CDS referencing UK banks (Chart 3). remained elevated (Chart 4), although they have narrowed sharply since early January, reflecting some successful efforts Chart 3 Spreads on five-year credit default swaps to raise capital; reports of a possible restructuring of some referencing UK banks(a)(b) firms in the industry; and ratings affirmations of some of the Basis points 250 largest guarantors. Previous Bulletin 200 Chart 4 Spreads on five-year credit default swaps of financial guarantors(a) Financial Guaranty Insurance Company (FGIC) AA-rated or above(c) 150 XL Capital Assurance Incorporated American Municipal Bond Assurance Corporation (AMBAC) Municipal Bond Insurance Association (MBIA) Basis points 100 2,000 Previous Bulletin 1,800 Below AA-rated(d) 50 1,600 1,400 0 1,200 Jan. Mar. May July Sep. Nov. Jan. 2007 08 1,000 Sources: Fitch Ratings, Markit, Thomson Datastream, UK banks’ published accounts and 800 Bank calculations. 600 (a) Asset-weighted average five-year premia using latest published asset values (typically 2007 Q4). 400 (b) Using Fitch Ratings long-term issuer ratings. (c) Banco Santander, Barclays, HBOS, HSBC, Lloyds TSB and RBS. (d) Alliance & Leicester, Bradford & Bingley, Nationwide and Northern Rock. 200 0 Jan. Mar. May July Sep. Nov. Jan. A number of financial institutions reported details of their 2007 08 write-downs associated with exposures to US sub-prime Source: Markit. mortgage-backed securities. By late February, in aggregate, (a) Spreads refer to credit default swap contracts written on the financial guarantee affiliates of the major UK banks had reported write-downs of around the named companies. $17 billion, part of global estimated write-downs by financial However, some of the major financial guarantors remained on institutions of around $110 billion. Contacts also reported review for downgrade by the rating agencies. In the event of signs that the credit problems in US mortgage markets may further downgrades, the value of the guarantees provided have spread beyond sub-prime assets to include securities against the underlying assets would fall. This could lead to related to prime residential and commercial real estate additional marked-to-market losses on banks’ asset portfolios mortgages. But considerable uncertainty remained about the and in turn to further write-downs. Contacts noted that ultimate scale and location of the losses across the global downgrades to a major financial guarantor would increase the financial system, not least because of further increases in cost of borrowing for relatively low-rated issuers that raise delinquency rates on the underlying mortgages in the finance through monoline-wrapped debt securities, and also United States. that the type of securities affected could include bonds issued A particular source of uncertainty was banks’ exposures — to finance UK private finance initiative (PFI) projects. both direct and indirect — to financial guarantors, and the potential losses associated with further credit rating Among the other business sectors, the decline in the equity downgrades to these institutions. Banks have various prices of UK construction companies was perhaps linked to contractual exposures to financial guarantors (also known as wider concerns about the outlook for UK residential and monoline insurers). These include direct exposures via credit commercial property markets. In particular, UK commercial derivative contracts where financial guarantors guaranteed property prices fell further over recent months prompting payments on structured finance securities held by banks; and investor redemptions from commercial property funds. Some indirect exposures arising from banks’ investment in municipal property funds halted redemptions, in part reflecting the time bonds and asset-backed securities that include a credit it takes to liquidate property assets in order to return funds to enhancement provided by the guarantors (sometimes called investors. monoline ‘wraps’). In contrast to banks and construction, sectoral equity indices Continuing a theme discussed in the previous Bulletin, worries for the mining and the oil and gas sectors ended the period persisted about the adequacy of some of the major financial little changed (Chart 2). It is likely that the equity prices of 8 Quarterly Bulletin 2008 Q1 Chart 5 Selected commodity price indices(a) prospects for corporate profits. Perhaps consistent with that, by late February around 50% of the increased volatility of the Energy Composite Agriculture Industrial metals FTSE 100 index reflected common drivers of the market; Precious metals Livestock firm-specific factors accounted for the other half (Chart 7). Index: 1 Jan. 2007 = 100 160 Previous Bulletin 150 Chart 7 Decomposition of average variance of returns of (a) 140 FTSE 100 firms Firm-specific 130 Market 0.25 120 110 0.20 100 0.15 90 80 0.10 Jan. Mar. May July Sep. Nov. Jan. 2007 08 Source: Bloomberg. 0.05 (a) Indices refer to S&P GSCI total return index. 0.00 these firms were supported by the rise in many commodity Jan. Apr. July Oct. Jan. Apr. July Oct. Jan. prices during the period (Chart 5). 2006 07 08 Sources: Thomson Datastream and Bank calculations. (a) Decomposition of the average return volatility in a market index into a systematic Accompanying the overall fall in UK equity indices, share prices component that is common to all the assets in the index and an idiosyncratic component that reflects the average level of asset-specific volatility. For more information on the became more volatile over recent months. Realised volatility analytics behind the decomposition see Campbell et al (2001), ‘Have individual stocks become more volatile? An empirical exploration of idiosyncratic risk’, Journal of Finance, of daily movements in the FTSE 100 index picked up further Vol. 56, pages 1–43. from around 20% to close to 27% (Chart 6). And implied Increased uncertainty about the macroeconomic environment uncertainty about future equity prices, inferred from options, could have prompted a rise in the risk compensation required indicated that market participants expected volatility to by equity investors. According to a simple dividend discount remain at these elevated levels. model, recent price moves indicated a significant rise in the implied equity risk premium (Chart 8). Chart 6 FTSE 100 implied and realised volatility Chart 8 Implied equity risk premium for the Per cent 35 FTSE 100(a) Previous Bulletin Per cent 6 30 Previous Bulletin 25 20 5 Implied volatility(a) 15 10 Realised volatility(b) 4 5 Average since 1998 0 Jan. Mar. May July Sep. Nov. Jan. 2007 08 3 0 Jan. Apr. July Oct. Jan. Apr. July Oct. Jan. Sources: Bloomberg, Euronext.liffe and Bank calculations. 2006 07 08 (a) Three-month (constant maturity) implied volatility derived from options.